247907660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 748077120

約数和(自身を除く): 500169460

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 29, 35, 44, 49, 52, 55, 58, 61, 65, 70, 77, 91, 98, 110, 116, 122, 130, 140, 143, 145, 154, 182, 196, 203, 220, 244, 245, 260, 286, 290, 305, 308, 319, 364, 377, 385, 406, 427, 455, 490, 539, 572, 580, 610, 637, 638, 671, 715, 754, 770, 793, 812, 854, 910, 980, 1001, 1015, 1078, 1220, 1274, 1276, 1342, 1421, 1430, 1508, 1540, 1586, 1595, 1708, 1769, 1820, 1885, 2002, 2030, 2135, 2156, 2233, 2548, 2639, 2684, 2695, 2842, 2860, 2989, 3172, 3185, 3190, 3355, 3538, 3770, 3965, 4004, 4060, 4147, 4270, 4466, 4697, 5005, 5278, 5390, 5551, 5684, 5978, 6370, 6380, 6710, 7007, 7076, 7105, 7540, 7930, 8294, 8540, 8723, 8845, 8932, 9394, 10010, 10556, 10780, 11102, 11165, 11956, 12383, 12740, 13195, 13420, 14014, 14210, 14945, 15631, 15860, 16588, 17446, 17690, 18473, 18788, 19459, 20020, 20735, 22204, 22330, 22997, 23485, 24766, 26390, 27755, 28028, 28420, 29029, 29890, 31262, 32879, 34892, 35035, 35380, 36946, 38857, 38918, 41470, 43615, 44660, 45994, 46970, 49532, 52780, 55510, 58058, 59780, 61061, 61915, 62524, 65758, 70070, 73892, 77714, 77836, 78155, 82940, 86681, 87230, 91988, 92365, 93940, 97295, 111020, 114985, 116116, 122122, 123830, 131516, 136213, 140140, 145145, 155428, 156310, 160979, 164395, 173362, 174460, 184730, 194285, 194590, 203203, 229970, 244244, 247660, 252967, 272426, 290290, 305305, 312620, 321958, 328790, 346724, 369460, 388570, 389180, 406406, 427427, 433405, 459940, 505934, 544852, 580580, 610610, 643916, 657580, 681065, 777140, 804895, 812812, 854854, 866810, 953491, 1011868, 1016015, 1126853, 1221220, 1264835, 1362130, 1609790, 1709708, 1733620, 1770769, 1906982, 2032030, 2137135, 2253706, 2529670, 2724260, 3219580, 3541538, 3813964, 4064060, 4274270, 4507412, 4767455, 5059340, 5634265, 7083076, 8548540, 8853845, 9534910, 11268530, 12395383, 17707690, 19069820, 22537060, 24790766, 35415380, 49581532, 61976915, 123953830, 247907660]

約数ペア:

[(1, 247907660), (2, 123953830), (4, 61976915), (5, 49581532), (7, 35415380), (10, 24790766), (11, 22537060), (13, 19069820), (14, 17707690), (20, 12395383), (22, 11268530), (26, 9534910), (28, 8853845), (29, 8548540), (35, 7083076), (44, 5634265), (49, 5059340), (52, 4767455), (55, 4507412), (58, 4274270), (61, 4064060), (65, 3813964), (70, 3541538), (77, 3219580), (91, 2724260), (98, 2529670), (110, 2253706), (116, 2137135), (122, 2032030), (130, 1906982), (140, 1770769), (143, 1733620), (145, 1709708), (154, 1609790), (182, 1362130), (196, 1264835), (203, 1221220), (220, 1126853), (244, 1016015), (245, 1011868), (260, 953491), (286, 866810), (290, 854854), (305, 812812), (308, 804895), (319, 777140), (364, 681065), (377, 657580), (385, 643916), (406, 610610), (427, 580580), (455, 544852), (490, 505934), (539, 459940), (572, 433405), (580, 427427), (610, 406406), (637, 389180), (638, 388570), (671, 369460), (715, 346724), (754, 328790), (770, 321958), (793, 312620), (812, 305305), (854, 290290), (910, 272426), (980, 252967), (1001, 247660), (1015, 244244), (1078, 229970), (1220, 203203), (1274, 194590), (1276, 194285), (1342, 184730), (1421, 174460), (1430, 173362), (1508, 164395), (1540, 160979), (1586, 156310), (1595, 155428), (1708, 145145), (1769, 140140), (1820, 136213), (1885, 131516), (2002, 123830), (2030, 122122), (2135, 116116), (2156, 114985), (2233, 111020), (2548, 97295), (2639, 93940), (2684, 92365), (2695, 91988), (2842, 87230), (2860, 86681), (2989, 82940), (3172, 78155), (3185, 77836), (3190, 77714), (3355, 73892), (3538, 70070), (3770, 65758), (3965, 62524), (4004, 61915), (4060, 61061), (4147, 59780), (4270, 58058), (4466, 55510), (4697, 52780), (5005, 49532), (5278, 46970), (5390, 45994), (5551, 44660), (5684, 43615), (5978, 41470), (6370, 38918), (6380, 38857), (6710, 36946), (7007, 35380), (7076, 35035), (7105, 34892), (7540, 32879), (7930, 31262), (8294, 29890), (8540, 29029), (8723, 28420), (8845, 28028), (8932, 27755), (9394, 26390), (10010, 24766), (10556, 23485), (10780, 22997), (11102, 22330), (11165, 22204), (11956, 20735), (12383, 20020), (12740, 19459), (13195, 18788), (13420, 18473), (14014, 17690), (14210, 17446), (14945, 16588), (15631, 15860)]