261181200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 480

約数和(自身を含む): 1062789120

約数和(自身を除く): 801607920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 31, 34, 35, 40, 42, 48, 50, 51, 56, 59, 60, 62, 68, 70, 75, 80, 84, 85, 93, 100, 102, 105, 112, 118, 119, 120, 124, 136, 140, 150, 155, 168, 170, 175, 177, 186, 200, 204, 210, 217, 236, 238, 240, 248, 255, 272, 280, 295, 300, 310, 336, 340, 350, 354, 357, 372, 400, 408, 413, 420, 425, 434, 465, 472, 476, 496, 510, 525, 527, 560, 590, 595, 600, 620, 651, 680, 700, 708, 714, 744, 775, 816, 826, 840, 850, 868, 885, 930, 944, 952, 1003, 1020, 1050, 1054, 1085, 1180, 1190, 1200, 1239, 1240, 1275, 1302, 1360, 1400, 1416, 1428, 1475, 1488, 1550, 1581, 1652, 1680, 1700, 1736, 1770, 1785, 1829, 1860, 1904, 2006, 2040, 2065, 2100, 2108, 2170, 2325, 2360, 2380, 2478, 2480, 2550, 2604, 2635, 2800, 2832, 2856, 2950, 2975, 3009, 3100, 3162, 3255, 3304, 3400, 3472, 3540, 3570, 3658, 3689, 3720, 4012, 4080, 4130, 4200, 4216, 4340, 4425, 4650, 4720, 4760, 4956, 5015, 5100, 5208, 5270, 5425, 5487, 5712, 5900, 5950, 6018, 6195, 6200, 6324, 6510, 6608, 6800, 7021, 7080, 7140, 7316, 7378, 7440, 7905, 8024, 8260, 8400, 8432, 8680, 8850, 8925, 9145, 9300, 9520, 9912, 10030, 10200, 10325, 10416, 10540, 10850, 10974, 11067, 11800, 11900, 12036, 12390, 12400, 12648, 12803, 13020, 13175, 14042, 14160, 14280, 14632, 14756, 15045, 15810, 16048, 16275, 16520, 17360, 17700, 17850, 18290, 18445, 18600, 19824, 20060, 20400, 20650, 21063, 21080, 21700, 21948, 22134, 23600, 23800, 24072, 24780, 25075, 25296, 25606, 26040, 26350, 27435, 28084, 28560, 29264, 29512, 30090, 30975, 31093, 31620, 32550, 33040, 35105, 35400, 35700, 36580, 36890, 37200, 38409, 39525, 40120, 41300, 42126, 42160, 43400, 43896, 44268, 45725, 47600, 48144, 49560, 50150, 51212, 52080, 52700, 54870, 55335, 56168, 59024, 60180, 61950, 62186, 63240, 64015, 65100, 70210, 70800, 71400, 73160, 73780, 75225, 76818, 79050, 80240, 82600, 84252, 86800, 87792, 88536, 91450, 92225, 93279, 99120, 100300, 102424, 105315, 105400, 109740, 110670, 112336, 120360, 123900, 124372, 126480, 128030, 130200, 137175, 140420, 142800, 146320, 147560, 150450, 153636, 155465, 158100, 165200, 168504, 175525, 177072, 182900, 184450, 186558, 192045, 200600, 204848, 210630, 210800, 217651, 219480, 221340, 240720, 247800, 248744, 256060, 260400, 274350, 276675, 280840, 295120, 300900, 307272, 310930, 316200, 320075, 337008, 351050, 365800, 368900, 373116, 384090, 401200, 421260, 435302, 438960, 442680, 466395, 495600, 497488, 512120, 526575, 548700, 553350, 561680, 601800, 614544, 621860, 632400, 640150, 652953, 702100, 731600, 737800, 746232, 768180, 777325, 842520, 870604, 885360, 932790, 960225, 1024240, 1053150, 1088255, 1097400, 1106700, 1203600, 1243720, 1280300, 1305906, 1404200, 1475600, 1492464, 1536360, 1554650, 1685040, 1741208, 1865580, 1920450, 2106300, 2176510, 2194800, 2213400, 2331975, 2487440, 2560600, 2611812, 2808400, 3072720, 3109300, 3264765, 3482416, 3731160, 3840900, 4212600, 4353020, 4426800, 4663950, 5121200, 5223624, 5441275, 6218600, 6529530, 7462320, 7681800, 8425200, 8706040, 9327900, 10447248, 10882550, 12437200, 13059060, 15363600, 16323825, 17412080, 18655800, 21765100, 26118120, 32647650, 37311600, 43530200, 52236240, 65295300, 87060400, 130590600, 261181200]

約数ペア:

[(1, 261181200), (2, 130590600), (3, 87060400), (4, 65295300), (5, 52236240), (6, 43530200), (7, 37311600), (8, 32647650), (10, 26118120), (12, 21765100), (14, 18655800), (15, 17412080), (16, 16323825), (17, 15363600), (20, 13059060), (21, 12437200), (24, 10882550), (25, 10447248), (28, 9327900), (30, 8706040), (31, 8425200), (34, 7681800), (35, 7462320), (40, 6529530), (42, 6218600), (48, 5441275), (50, 5223624), (51, 5121200), (56, 4663950), (59, 4426800), (60, 4353020), (62, 4212600), (68, 3840900), (70, 3731160), (75, 3482416), (80, 3264765), (84, 3109300), (85, 3072720), (93, 2808400), (100, 2611812), (102, 2560600), (105, 2487440), (112, 2331975), (118, 2213400), (119, 2194800), (120, 2176510), (124, 2106300), (136, 1920450), (140, 1865580), (150, 1741208), (155, 1685040), (168, 1554650), (170, 1536360), (175, 1492464), (177, 1475600), (186, 1404200), (200, 1305906), (204, 1280300), (210, 1243720), (217, 1203600), (236, 1106700), (238, 1097400), (240, 1088255), (248, 1053150), (255, 1024240), (272, 960225), (280, 932790), (295, 885360), (300, 870604), (310, 842520), (336, 777325), (340, 768180), (350, 746232), (354, 737800), (357, 731600), (372, 702100), (400, 652953), (408, 640150), (413, 632400), (420, 621860), (425, 614544), (434, 601800), (465, 561680), (472, 553350), (476, 548700), (496, 526575), (510, 512120), (525, 497488), (527, 495600), (560, 466395), (590, 442680), (595, 438960), (600, 435302), (620, 421260), (651, 401200), (680, 384090), (700, 373116), (708, 368900), (714, 365800), (744, 351050), (775, 337008), (816, 320075), (826, 316200), (840, 310930), (850, 307272), (868, 300900), (885, 295120), (930, 280840), (944, 276675), (952, 274350), (1003, 260400), (1020, 256060), (1050, 248744), (1054, 247800), (1085, 240720), (1180, 221340), (1190, 219480), (1200, 217651), (1239, 210800), (1240, 210630), (1275, 204848), (1302, 200600), (1360, 192045), (1400, 186558), (1416, 184450), (1428, 182900), (1475, 177072), (1488, 175525), (1550, 168504), (1581, 165200), (1652, 158100), (1680, 155465), (1700, 153636), (1736, 150450), (1770, 147560), (1785, 146320), (1829, 142800), (1860, 140420), (1904, 137175), (2006, 130200), (2040, 128030), (2065, 126480), (2100, 124372), (2108, 123900), (2170, 120360), (2325, 112336), (2360, 110670), (2380, 109740), (2478, 105400), (2480, 105315), (2550, 102424), (2604, 100300), (2635, 99120), (2800, 93279), (2832, 92225), (2856, 91450), (2950, 88536), (2975, 87792), (3009, 86800), (3100, 84252), (3162, 82600), (3255, 80240), (3304, 79050), (3400, 76818), (3472, 75225), (3540, 73780), (3570, 73160), (3658, 71400), (3689, 70800), (3720, 70210), (4012, 65100), (4080, 64015), (4130, 63240), (4200, 62186), (4216, 61950), (4340, 60180), (4425, 59024), (4650, 56168), (4720, 55335), (4760, 54870), (4956, 52700), (5015, 52080), (5100, 51212), (5208, 50150), (5270, 49560), (5425, 48144), (5487, 47600), (5712, 45725), (5900, 44268), (5950, 43896), (6018, 43400), (6195, 42160), (6200, 42126), (6324, 41300), (6510, 40120), (6608, 39525), (6800, 38409), (7021, 37200), (7080, 36890), (7140, 36580), (7316, 35700), (7378, 35400), (7440, 35105), (7905, 33040), (8024, 32550), (8260, 31620), (8400, 31093), (8432, 30975), (8680, 30090), (8850, 29512), (8925, 29264), (9145, 28560), (9300, 28084), (9520, 27435), (9912, 26350), (10030, 26040), (10200, 25606), (10325, 25296), (10416, 25075), (10540, 24780), (10850, 24072), (10974, 23800), (11067, 23600), (11800, 22134), (11900, 21948), (12036, 21700), (12390, 21080), (12400, 21063), (12648, 20650), (12803, 20400), (13020, 20060), (13175, 19824), (14042, 18600), (14160, 18445), (14280, 18290), (14632, 17850), (14756, 17700), (15045, 17360), (15810, 16520), (16048, 16275)]