68769680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3319}}^1$

素因数の和:3376

約数の個数: 80

約数和(自身を含む): 187726080

約数和(自身を除く): 118956400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 3319, 4144, 5180, 6638, 10360, 13276, 16595, 20720, 23233, 26552, 33190, 46466, 53104, 66380, 92932, 116165, 122803, 132760, 185864, 232330, 245606, 265520, 371728, 464660, 491212, 614015, 859621, 929320, 982424, 1228030, 1719242, 1858640, 1964848, 2456060, 3438484, 4298105, 4912120, 6876968, 8596210, 9824240, 13753936, 17192420, 34384840, 68769680]

約数ペア:

[(1, 68769680), (2, 34384840), (4, 17192420), (5, 13753936), (7, 9824240), (8, 8596210), (10, 6876968), (14, 4912120), (16, 4298105), (20, 3438484), (28, 2456060), (35, 1964848), (37, 1858640), (40, 1719242), (56, 1228030), (70, 982424), (74, 929320), (80, 859621), (112, 614015), (140, 491212), (148, 464660), (185, 371728), (259, 265520), (280, 245606), (296, 232330), (370, 185864), (518, 132760), (560, 122803), (592, 116165), (740, 92932), (1036, 66380), (1295, 53104), (1480, 46466), (2072, 33190), (2590, 26552), (2960, 23233), (3319, 20720), (4144, 16595), (5180, 13276), (6638, 10360)]