266771140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 617912064

約数和(自身を除く): 351140924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 71, 85, 86, 142, 170, 172, 215, 257, 284, 340, 355, 430, 514, 710, 731, 860, 1028, 1207, 1285, 1420, 1462, 2414, 2570, 2924, 3053, 3655, 4369, 4828, 5140, 6035, 6106, 7310, 8738, 11051, 12070, 12212, 14620, 15265, 17476, 18247, 21845, 22102, 24140, 30530, 36494, 43690, 44204, 51901, 55255, 61060, 72988, 87380, 91235, 103802, 110510, 182470, 187867, 207604, 221020, 259505, 310199, 364940, 375734, 519010, 620398, 751468, 784621, 939335, 1038020, 1240796, 1550995, 1569242, 1878670, 3101990, 3138484, 3757340, 3923105, 6203980, 7846210, 13338557, 15692420, 26677114, 53354228, 66692785, 133385570, 266771140]

約数ペア:

[(1, 266771140), (2, 133385570), (4, 66692785), (5, 53354228), (10, 26677114), (17, 15692420), (20, 13338557), (34, 7846210), (43, 6203980), (68, 3923105), (71, 3757340), (85, 3138484), (86, 3101990), (142, 1878670), (170, 1569242), (172, 1550995), (215, 1240796), (257, 1038020), (284, 939335), (340, 784621), (355, 751468), (430, 620398), (514, 519010), (710, 375734), (731, 364940), (860, 310199), (1028, 259505), (1207, 221020), (1285, 207604), (1420, 187867), (1462, 182470), (2414, 110510), (2570, 103802), (2924, 91235), (3053, 87380), (3655, 72988), (4369, 61060), (4828, 55255), (5140, 51901), (6035, 44204), (6106, 43690), (7310, 36494), (8738, 30530), (11051, 24140), (12070, 22102), (12212, 21845), (14620, 18247), (15265, 17476)]