308147720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{60659}}^1$

素因数の和:60797

約数の個数: 32

約数和(自身を含む): 698803200

約数和(自身を除く): 390655480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 60659, 121318, 242636, 303295, 485272, 606590, 1213180, 2426360, 7703693, 15407386, 30814772, 38518465, 61629544, 77036930, 154073860, 308147720]

約数ペア:

[(1, 308147720), (2, 154073860), (4, 77036930), (5, 61629544), (8, 38518465), (10, 30814772), (20, 15407386), (40, 7703693), (127, 2426360), (254, 1213180), (508, 606590), (635, 485272), (1016, 303295), (1270, 242636), (2540, 121318), (5080, 60659)]