321796140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{75539}}^1$

素因数の和:75622

約数の個数: 48

約数和(自身を含む): 913731840

約数和(自身を除く): 591935700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 75539, 151078, 226617, 302156, 377695, 453234, 755390, 906468, 1133085, 1510780, 2266170, 4532340, 5363269, 10726538, 16089807, 21453076, 26816345, 32179614, 53632690, 64359228, 80449035, 107265380, 160898070, 321796140]

約数ペア:

[(1, 321796140), (2, 160898070), (3, 107265380), (4, 80449035), (5, 64359228), (6, 53632690), (10, 32179614), (12, 26816345), (15, 21453076), (20, 16089807), (30, 10726538), (60, 5363269), (71, 4532340), (142, 2266170), (213, 1510780), (284, 1133085), (355, 906468), (426, 755390), (710, 453234), (852, 377695), (1065, 302156), (1420, 226617), (2130, 151078), (4260, 75539)]