68282240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 182498400

約数和(自身を除く): 114216160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 283, 290, 320, 377, 416, 464, 520, 566, 580, 640, 754, 832, 928, 1040, 1132, 1160, 1415, 1508, 1664, 1856, 1885, 2080, 2264, 2320, 2830, 3016, 3679, 3712, 3770, 4160, 4528, 4640, 5660, 6032, 7358, 7540, 8207, 8320, 9056, 9280, 11320, 12064, 14716, 15080, 16414, 18112, 18395, 18560, 22640, 24128, 29432, 30160, 32828, 36224, 36790, 41035, 45280, 48256, 58864, 60320, 65656, 73580, 82070, 90560, 106691, 117728, 120640, 131312, 147160, 164140, 181120, 213382, 235456, 241280, 262624, 294320, 328280, 426764, 470912, 525248, 533455, 588640, 656560, 853528, 1050496, 1066910, 1177280, 1313120, 1707056, 2133820, 2354560, 2626240, 3414112, 4267640, 5252480, 6828224, 8535280, 13656448, 17070560, 34141120, 68282240]

約数ペア:

[(1, 68282240), (2, 34141120), (4, 17070560), (5, 13656448), (8, 8535280), (10, 6828224), (13, 5252480), (16, 4267640), (20, 3414112), (26, 2626240), (29, 2354560), (32, 2133820), (40, 1707056), (52, 1313120), (58, 1177280), (64, 1066910), (65, 1050496), (80, 853528), (104, 656560), (116, 588640), (128, 533455), (130, 525248), (145, 470912), (160, 426764), (208, 328280), (232, 294320), (260, 262624), (283, 241280), (290, 235456), (320, 213382), (377, 181120), (416, 164140), (464, 147160), (520, 131312), (566, 120640), (580, 117728), (640, 106691), (754, 90560), (832, 82070), (928, 73580), (1040, 65656), (1132, 60320), (1160, 58864), (1415, 48256), (1508, 45280), (1664, 41035), (1856, 36790), (1885, 36224), (2080, 32828), (2264, 30160), (2320, 29432), (2830, 24128), (3016, 22640), (3679, 18560), (3712, 18395), (3770, 18112), (4160, 16414), (4528, 15080), (4640, 14716), (5660, 12064), (6032, 11320), (7358, 9280), (7540, 9056), (8207, 8320)]