242555720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 626434560

約数和(自身を除く): 383878840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 47, 55, 74, 88, 94, 110, 148, 185, 188, 220, 235, 296, 317, 370, 376, 407, 440, 470, 517, 634, 740, 814, 940, 1034, 1268, 1480, 1585, 1628, 1739, 1880, 2035, 2068, 2536, 2585, 3170, 3256, 3478, 3487, 4070, 4136, 5170, 6340, 6956, 6974, 8140, 8695, 10340, 11729, 12680, 13912, 13948, 14899, 16280, 17390, 17435, 19129, 20680, 23458, 27896, 29798, 34780, 34870, 38258, 46916, 58645, 59596, 69560, 69740, 74495, 76516, 93832, 95645, 117290, 119192, 129019, 139480, 148990, 153032, 163889, 191290, 234580, 258038, 297980, 327778, 382580, 469160, 516076, 551263, 595960, 645095, 655556, 765160, 819445, 1032152, 1102526, 1290190, 1311112, 1638890, 2205052, 2580380, 2756315, 3277780, 4410104, 5160760, 5512630, 6063893, 6555560, 11025260, 12127786, 22050520, 24255572, 30319465, 48511144, 60638930, 121277860, 242555720]

約数ペア:

[(1, 242555720), (2, 121277860), (4, 60638930), (5, 48511144), (8, 30319465), (10, 24255572), (11, 22050520), (20, 12127786), (22, 11025260), (37, 6555560), (40, 6063893), (44, 5512630), (47, 5160760), (55, 4410104), (74, 3277780), (88, 2756315), (94, 2580380), (110, 2205052), (148, 1638890), (185, 1311112), (188, 1290190), (220, 1102526), (235, 1032152), (296, 819445), (317, 765160), (370, 655556), (376, 645095), (407, 595960), (440, 551263), (470, 516076), (517, 469160), (634, 382580), (740, 327778), (814, 297980), (940, 258038), (1034, 234580), (1268, 191290), (1480, 163889), (1585, 153032), (1628, 148990), (1739, 139480), (1880, 129019), (2035, 119192), (2068, 117290), (2536, 95645), (2585, 93832), (3170, 76516), (3256, 74495), (3478, 69740), (3487, 69560), (4070, 59596), (4136, 58645), (5170, 46916), (6340, 38258), (6956, 34870), (6974, 34780), (8140, 29798), (8695, 27896), (10340, 23458), (11729, 20680), (12680, 19129), (13912, 17435), (13948, 17390), (14899, 16280)]