68491280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5987}}^1$

素因数の和:6024

約数の個数: 80

約数和(自身を含む): 187113024

約数和(自身を除く): 118621744

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 5987, 11440, 11974, 23948, 29935, 47896, 59870, 65857, 77831, 95792, 119740, 131714, 155662, 239480, 263428, 311324, 329285, 389155, 478960, 526856, 622648, 658570, 778310, 856141, 1053712, 1245296, 1317140, 1556620, 1712282, 2634280, 3113240, 3424564, 4280705, 5268560, 6226480, 6849128, 8561410, 13698256, 17122820, 34245640, 68491280]

約数ペア:

[(1, 68491280), (2, 34245640), (4, 17122820), (5, 13698256), (8, 8561410), (10, 6849128), (11, 6226480), (13, 5268560), (16, 4280705), (20, 3424564), (22, 3113240), (26, 2634280), (40, 1712282), (44, 1556620), (52, 1317140), (55, 1245296), (65, 1053712), (80, 856141), (88, 778310), (104, 658570), (110, 622648), (130, 526856), (143, 478960), (176, 389155), (208, 329285), (220, 311324), (260, 263428), (286, 239480), (440, 155662), (520, 131714), (572, 119740), (715, 95792), (880, 77831), (1040, 65857), (1144, 59870), (1430, 47896), (2288, 29935), (2860, 23948), (5720, 11974), (5987, 11440)]