20530456800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 576

約数和(自身を含む): 79994880000

約数和(自身を除く): 59464423200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 32, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 79, 80, 84, 93, 96, 100, 105, 112, 120, 124, 140, 150, 155, 158, 160, 168, 175, 186, 200, 210, 217, 224, 237, 240, 248, 280, 300, 310, 316, 336, 350, 372, 395, 400, 420, 434, 465, 474, 480, 496, 499, 525, 553, 560, 600, 620, 632, 651, 672, 700, 744, 775, 790, 800, 840, 868, 930, 948, 992, 998, 1050, 1085, 1106, 1120, 1185, 1200, 1240, 1264, 1302, 1400, 1488, 1497, 1550, 1580, 1659, 1680, 1736, 1860, 1896, 1975, 1996, 2100, 2170, 2212, 2325, 2370, 2400, 2449, 2480, 2495, 2528, 2604, 2765, 2800, 2976, 2994, 3100, 3160, 3255, 3318, 3360, 3472, 3493, 3720, 3792, 3950, 3992, 4200, 4340, 4424, 4650, 4740, 4898, 4960, 4990, 5208, 5425, 5530, 5600, 5925, 5988, 6200, 6320, 6510, 6636, 6944, 6986, 7347, 7440, 7485, 7584, 7900, 7984, 8295, 8400, 8680, 8848, 9300, 9480, 9796, 9980, 10416, 10479, 10850, 11060, 11850, 11976, 12245, 12400, 12475, 12640, 13020, 13272, 13825, 13972, 14694, 14880, 14970, 15469, 15800, 15968, 16275, 16590, 16800, 17143, 17360, 17465, 17696, 18600, 18960, 19592, 19960, 20832, 20958, 21700, 22120, 23700, 23952, 24490, 24800, 24950, 26040, 26544, 27650, 27944, 29388, 29940, 30938, 31600, 32550, 33180, 34286, 34720, 34930, 36735, 37200, 37425, 37920, 39184, 39421, 39920, 41475, 41916, 43400, 44240, 46407, 47400, 47904, 48980, 49900, 51429, 52080, 52395, 53088, 55300, 55888, 58776, 59880, 61225, 61876, 63200, 65100, 66360, 68572, 69860, 73470, 74400, 74850, 77345, 78368, 78842, 79840, 82950, 83832, 85715, 86800, 87325, 88480, 92814, 94800, 97960, 99800, 102858, 104160, 104790, 108283, 110600, 111776, 117552, 118263, 119760, 122450, 123752, 130200, 132720, 137144, 139720, 146940, 149700, 154690, 157684, 165900, 167664, 171430, 173600, 174650, 183675, 185628, 189600, 195920, 197105, 199600, 205716, 209580, 216566, 221200, 232035, 235104, 236526, 239520, 244900, 247504, 257145, 260400, 261975, 265440, 274288, 275947, 279440, 293880, 299400, 309380, 315368, 324849, 331800, 335328, 342860, 349300, 367350, 371256, 386725, 391840, 394210, 399200, 411432, 419160, 428575, 433132, 442400, 464070, 473052, 489800, 495008, 514290, 520800, 523950, 541415, 548576, 551894, 558880, 587760, 591315, 598800, 618760, 630736, 649698, 663600, 685720, 698600, 734700, 742512, 773450, 788420, 822864, 827841, 838320, 857150, 866264, 928140, 946104, 979600, 985525, 1028580, 1047900, 1082830, 1103788, 1160175, 1175520, 1182630, 1197600, 1222051, 1237520, 1261472, 1285725, 1299396, 1327200, 1371440, 1379735, 1397200, 1469400, 1485024, 1546900, 1576840, 1624245, 1645728, 1655682, 1676640, 1714300, 1732528, 1856280, 1892208, 1959200, 1971050, 2057160, 2095800, 2165660, 2207576, 2320350, 2365260, 2444102, 2475040, 2571450, 2598792, 2707075, 2742880, 2759470, 2794400, 2938800, 2956575, 3093800, 3153680, 3248490, 3311364, 3428600, 3465056, 3666153, 3712560, 3784416, 3942100, 4114320, 4139205, 4191600, 4331320, 4415152, 4640700, 4730520, 4888204, 5142900, 5197584, 5414150, 5518940, 5877600, 5913150, 6110255, 6187600, 6307360, 6496980, 6622728, 6857200, 6898675, 7332306, 7425120, 7884200, 8121225, 8228640, 8278410, 8383200, 8554357, 8662640, 8830304, 9281400, 9461040, 9776408, 10285800, 10395168, 10828300, 11037880, 11826300, 12220510, 12375200, 12993960, 13245456, 13714400, 13797350, 14664612, 15768400, 16242450, 16556820, 17108714, 17325280, 18330765, 18562800, 18922080, 19552816, 20571600, 20696025, 21656600, 22075760, 23652600, 24441020, 25663071, 25987920, 26490912, 27594700, 29329224, 30551275, 31536800, 32484900, 33113640, 34217428, 36661530, 37125600, 39105632, 41143200, 41392050, 42771785, 43313200, 44151520, 47305200, 48882040, 51326142, 51975840, 55189400, 58658448, 61102550, 64969800, 66227280, 68434856, 73323060, 82784100, 85543570, 86626400, 91653825, 94610400, 97764080, 102652284, 110378800, 117316896, 122205100, 128315355, 129939600, 132454560, 136869712, 146646120, 165568200, 171087140, 183307650, 195528160, 205304568, 213858925, 220757600, 244410200, 256630710, 259879200, 273739424, 293292240, 331136400, 342174280, 366615300, 410609136, 427717850, 488820400, 513261420, 586584480, 641576775, 662272800, 684348560, 733230600, 821218272, 855435700, 977640800, 1026522840, 1283153550, 1368697120, 1466461200, 1710871400, 2053045680, 2566307100, 2932922400, 3421742800, 4106091360, 5132614200, 6843485600, 10265228400, 20530456800]

約数ペア:

[(1, 20530456800), (2, 10265228400), (3, 6843485600), (4, 5132614200), (5, 4106091360), (6, 3421742800), (7, 2932922400), (8, 2566307100), (10, 2053045680), (12, 1710871400), (14, 1466461200), (15, 1368697120), (16, 1283153550), (20, 1026522840), (21, 977640800), (24, 855435700), (25, 821218272), (28, 733230600), (30, 684348560), (31, 662272800), (32, 641576775), (35, 586584480), (40, 513261420), (42, 488820400), (48, 427717850), (50, 410609136), (56, 366615300), (60, 342174280), (62, 331136400), (70, 293292240), (75, 273739424), (79, 259879200), (80, 256630710), (84, 244410200), (93, 220757600), (96, 213858925), (100, 205304568), (105, 195528160), (112, 183307650), (120, 171087140), (124, 165568200), (140, 146646120), (150, 136869712), (155, 132454560), (158, 129939600), (160, 128315355), (168, 122205100), (175, 117316896), (186, 110378800), (200, 102652284), (210, 97764080), (217, 94610400), (224, 91653825), (237, 86626400), (240, 85543570), (248, 82784100), (280, 73323060), (300, 68434856), (310, 66227280), (316, 64969800), (336, 61102550), (350, 58658448), (372, 55189400), (395, 51975840), (400, 51326142), (420, 48882040), (434, 47305200), (465, 44151520), (474, 43313200), (480, 42771785), (496, 41392050), (499, 41143200), (525, 39105632), (553, 37125600), (560, 36661530), (600, 34217428), (620, 33113640), (632, 32484900), (651, 31536800), (672, 30551275), (700, 29329224), (744, 27594700), (775, 26490912), (790, 25987920), (800, 25663071), (840, 24441020), (868, 23652600), (930, 22075760), (948, 21656600), (992, 20696025), (998, 20571600), (1050, 19552816), (1085, 18922080), (1106, 18562800), (1120, 18330765), (1185, 17325280), (1200, 17108714), (1240, 16556820), (1264, 16242450), (1302, 15768400), (1400, 14664612), (1488, 13797350), (1497, 13714400), (1550, 13245456), (1580, 12993960), (1659, 12375200), (1680, 12220510), (1736, 11826300), (1860, 11037880), (1896, 10828300), (1975, 10395168), (1996, 10285800), (2100, 9776408), (2170, 9461040), (2212, 9281400), (2325, 8830304), (2370, 8662640), (2400, 8554357), (2449, 8383200), (2480, 8278410), (2495, 8228640), (2528, 8121225), (2604, 7884200), (2765, 7425120), (2800, 7332306), (2976, 6898675), (2994, 6857200), (3100, 6622728), (3160, 6496980), (3255, 6307360), (3318, 6187600), (3360, 6110255), (3472, 5913150), (3493, 5877600), (3720, 5518940), (3792, 5414150), (3950, 5197584), (3992, 5142900), (4200, 4888204), (4340, 4730520), (4424, 4640700), (4650, 4415152), (4740, 4331320), (4898, 4191600), (4960, 4139205), (4990, 4114320), (5208, 3942100), (5425, 3784416), (5530, 3712560), (5600, 3666153), (5925, 3465056), (5988, 3428600), (6200, 3311364), (6320, 3248490), (6510, 3153680), (6636, 3093800), (6944, 2956575), (6986, 2938800), (7347, 2794400), (7440, 2759470), (7485, 2742880), (7584, 2707075), (7900, 2598792), (7984, 2571450), (8295, 2475040), (8400, 2444102), (8680, 2365260), (8848, 2320350), (9300, 2207576), (9480, 2165660), (9796, 2095800), (9980, 2057160), (10416, 1971050), (10479, 1959200), (10850, 1892208), (11060, 1856280), (11850, 1732528), (11976, 1714300), (12245, 1676640), (12400, 1655682), (12475, 1645728), (12640, 1624245), (13020, 1576840), (13272, 1546900), (13825, 1485024), (13972, 1469400), (14694, 1397200), (14880, 1379735), (14970, 1371440), (15469, 1327200), (15800, 1299396), (15968, 1285725), (16275, 1261472), (16590, 1237520), (16800, 1222051), (17143, 1197600), (17360, 1182630), (17465, 1175520), (17696, 1160175), (18600, 1103788), (18960, 1082830), (19592, 1047900), (19960, 1028580), (20832, 985525), (20958, 979600), (21700, 946104), (22120, 928140), (23700, 866264), (23952, 857150), (24490, 838320), (24800, 827841), (24950, 822864), (26040, 788420), (26544, 773450), (27650, 742512), (27944, 734700), (29388, 698600), (29940, 685720), (30938, 663600), (31600, 649698), (32550, 630736), (33180, 618760), (34286, 598800), (34720, 591315), (34930, 587760), (36735, 558880), (37200, 551894), (37425, 548576), (37920, 541415), (39184, 523950), (39421, 520800), (39920, 514290), (41475, 495008), (41916, 489800), (43400, 473052), (44240, 464070), (46407, 442400), (47400, 433132), (47904, 428575), (48980, 419160), (49900, 411432), (51429, 399200), (52080, 394210), (52395, 391840), (53088, 386725), (55300, 371256), (55888, 367350), (58776, 349300), (59880, 342860), (61225, 335328), (61876, 331800), (63200, 324849), (65100, 315368), (66360, 309380), (68572, 299400), (69860, 293880), (73470, 279440), (74400, 275947), (74850, 274288), (77345, 265440), (78368, 261975), (78842, 260400), (79840, 257145), (82950, 247504), (83832, 244900), (85715, 239520), (86800, 236526), (87325, 235104), (88480, 232035), (92814, 221200), (94800, 216566), (97960, 209580), (99800, 205716), (102858, 199600), (104160, 197105), (104790, 195920), (108283, 189600), (110600, 185628), (111776, 183675), (117552, 174650), (118263, 173600), (119760, 171430), (122450, 167664), (123752, 165900), (130200, 157684), (132720, 154690), (137144, 149700), (139720, 146940)]