153277640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 361221120

約数和(自身を除く): 207943480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 1741, 2201, 2840, 3482, 4402, 6964, 8705, 8804, 11005, 13928, 17410, 17608, 22010, 34820, 44020, 53971, 69640, 88040, 107942, 123611, 215884, 247222, 269855, 431768, 494444, 539710, 618055, 988888, 1079420, 1236110, 2158840, 2472220, 3831941, 4944440, 7663882, 15327764, 19159705, 30655528, 38319410, 76638820, 153277640]

約数ペア:

[(1, 153277640), (2, 76638820), (4, 38319410), (5, 30655528), (8, 19159705), (10, 15327764), (20, 7663882), (31, 4944440), (40, 3831941), (62, 2472220), (71, 2158840), (124, 1236110), (142, 1079420), (155, 988888), (248, 618055), (284, 539710), (310, 494444), (355, 431768), (568, 269855), (620, 247222), (710, 215884), (1240, 123611), (1420, 107942), (1741, 88040), (2201, 69640), (2840, 53971), (3482, 44020), (4402, 34820), (6964, 22010), (8705, 17608), (8804, 17410), (11005, 13928)]