21785400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 432

約数和(自身を含む): 96478200

約数和(自身を除く): 74692800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 24, 25, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 49, 50, 52, 56, 57, 60, 63, 65, 70, 72, 75, 76, 78, 84, 90, 91, 95, 98, 100, 104, 105, 114, 117, 120, 126, 130, 133, 140, 147, 150, 152, 156, 168, 171, 175, 180, 182, 190, 195, 196, 200, 210, 225, 228, 234, 245, 247, 252, 260, 266, 273, 280, 285, 294, 300, 312, 315, 325, 342, 350, 360, 364, 380, 390, 392, 399, 420, 441, 450, 455, 456, 468, 475, 490, 494, 504, 520, 525, 532, 546, 570, 585, 588, 600, 630, 637, 650, 665, 684, 700, 728, 735, 741, 760, 780, 798, 819, 840, 855, 882, 900, 910, 931, 936, 950, 975, 980, 988, 1050, 1064, 1092, 1140, 1170, 1176, 1197, 1225, 1235, 1260, 1274, 1300, 1330, 1365, 1368, 1400, 1425, 1470, 1482, 1560, 1575, 1596, 1638, 1710, 1729, 1764, 1800, 1820, 1862, 1900, 1911, 1950, 1960, 1976, 1995, 2100, 2184, 2205, 2223, 2275, 2280, 2340, 2394, 2450, 2470, 2520, 2548, 2600, 2660, 2730, 2793, 2850, 2925, 2940, 2964, 3150, 3185, 3192, 3276, 3325, 3420, 3458, 3528, 3640, 3675, 3705, 3724, 3800, 3822, 3900, 3990, 4095, 4200, 4275, 4410, 4446, 4550, 4655, 4680, 4788, 4900, 4940, 5096, 5187, 5320, 5460, 5586, 5700, 5733, 5850, 5880, 5928, 5985, 6175, 6300, 6370, 6552, 6650, 6825, 6840, 6916, 7350, 7410, 7448, 7644, 7800, 7980, 8190, 8379, 8550, 8645, 8820, 8892, 9100, 9310, 9555, 9576, 9800, 9880, 9975, 10374, 10920, 11025, 11115, 11172, 11400, 11466, 11700, 11970, 12103, 12350, 12600, 12740, 13300, 13650, 13832, 13965, 14700, 14820, 15288, 15561, 15925, 15960, 16380, 16758, 17100, 17290, 17640, 17784, 18200, 18525, 18620, 19110, 19950, 20475, 20748, 22050, 22230, 22344, 22932, 23275, 23400, 23940, 24206, 24700, 25480, 25935, 26600, 27300, 27930, 28665, 29400, 29640, 29925, 31122, 31850, 32760, 33516, 34200, 34580, 36309, 37050, 37240, 38220, 39900, 40950, 41496, 41895, 43225, 44100, 44460, 45864, 46550, 47775, 47880, 48412, 49400, 51870, 54600, 55575, 55860, 57330, 59850, 60515, 62244, 63700, 67032, 69160, 69825, 72618, 74100, 76440, 77805, 79800, 81900, 83790, 86450, 88200, 88920, 93100, 95550, 96824, 103740, 108927, 111150, 111720, 114660, 119700, 121030, 124488, 127400, 129675, 139650, 143325, 145236, 148200, 155610, 163800, 167580, 172900, 181545, 186200, 191100, 207480, 209475, 217854, 222300, 229320, 239400, 242060, 259350, 279300, 286650, 290472, 302575, 311220, 335160, 345800, 363090, 382200, 389025, 418950, 435708, 444600, 484120, 518700, 544635, 558600, 573300, 605150, 622440, 726180, 778050, 837900, 871416, 907725, 1037400, 1089270, 1146600, 1210300, 1452360, 1556100, 1675800, 1815450, 2178540, 2420600, 2723175, 3112200, 3630900, 4357080, 5446350, 7261800, 10892700, 21785400]

約数ペア:

[(1, 21785400), (2, 10892700), (3, 7261800), (4, 5446350), (5, 4357080), (6, 3630900), (7, 3112200), (8, 2723175), (9, 2420600), (10, 2178540), (12, 1815450), (13, 1675800), (14, 1556100), (15, 1452360), (18, 1210300), (19, 1146600), (20, 1089270), (21, 1037400), (24, 907725), (25, 871416), (26, 837900), (28, 778050), (30, 726180), (35, 622440), (36, 605150), (38, 573300), (39, 558600), (40, 544635), (42, 518700), (45, 484120), (49, 444600), (50, 435708), (52, 418950), (56, 389025), (57, 382200), (60, 363090), (63, 345800), (65, 335160), (70, 311220), (72, 302575), (75, 290472), (76, 286650), (78, 279300), (84, 259350), (90, 242060), (91, 239400), (95, 229320), (98, 222300), (100, 217854), (104, 209475), (105, 207480), (114, 191100), (117, 186200), (120, 181545), (126, 172900), (130, 167580), (133, 163800), (140, 155610), (147, 148200), (150, 145236), (152, 143325), (156, 139650), (168, 129675), (171, 127400), (175, 124488), (180, 121030), (182, 119700), (190, 114660), (195, 111720), (196, 111150), (200, 108927), (210, 103740), (225, 96824), (228, 95550), (234, 93100), (245, 88920), (247, 88200), (252, 86450), (260, 83790), (266, 81900), (273, 79800), (280, 77805), (285, 76440), (294, 74100), (300, 72618), (312, 69825), (315, 69160), (325, 67032), (342, 63700), (350, 62244), (360, 60515), (364, 59850), (380, 57330), (390, 55860), (392, 55575), (399, 54600), (420, 51870), (441, 49400), (450, 48412), (455, 47880), (456, 47775), (468, 46550), (475, 45864), (490, 44460), (494, 44100), (504, 43225), (520, 41895), (525, 41496), (532, 40950), (546, 39900), (570, 38220), (585, 37240), (588, 37050), (600, 36309), (630, 34580), (637, 34200), (650, 33516), (665, 32760), (684, 31850), (700, 31122), (728, 29925), (735, 29640), (741, 29400), (760, 28665), (780, 27930), (798, 27300), (819, 26600), (840, 25935), (855, 25480), (882, 24700), (900, 24206), (910, 23940), (931, 23400), (936, 23275), (950, 22932), (975, 22344), (980, 22230), (988, 22050), (1050, 20748), (1064, 20475), (1092, 19950), (1140, 19110), (1170, 18620), (1176, 18525), (1197, 18200), (1225, 17784), (1235, 17640), (1260, 17290), (1274, 17100), (1300, 16758), (1330, 16380), (1365, 15960), (1368, 15925), (1400, 15561), (1425, 15288), (1470, 14820), (1482, 14700), (1560, 13965), (1575, 13832), (1596, 13650), (1638, 13300), (1710, 12740), (1729, 12600), (1764, 12350), (1800, 12103), (1820, 11970), (1862, 11700), (1900, 11466), (1911, 11400), (1950, 11172), (1960, 11115), (1976, 11025), (1995, 10920), (2100, 10374), (2184, 9975), (2205, 9880), (2223, 9800), (2275, 9576), (2280, 9555), (2340, 9310), (2394, 9100), (2450, 8892), (2470, 8820), (2520, 8645), (2548, 8550), (2600, 8379), (2660, 8190), (2730, 7980), (2793, 7800), (2850, 7644), (2925, 7448), (2940, 7410), (2964, 7350), (3150, 6916), (3185, 6840), (3192, 6825), (3276, 6650), (3325, 6552), (3420, 6370), (3458, 6300), (3528, 6175), (3640, 5985), (3675, 5928), (3705, 5880), (3724, 5850), (3800, 5733), (3822, 5700), (3900, 5586), (3990, 5460), (4095, 5320), (4200, 5187), (4275, 5096), (4410, 4940), (4446, 4900), (4550, 4788), (4655, 4680)]