218133020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{10457}}^1$

素因数の和:10622

約数の個数: 48

約数和(自身を含む): 527083200

約数和(自身を除く): 308950180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 10457, 20860, 20914, 41828, 52285, 73199, 104570, 146398, 209140, 292796, 365995, 731990, 1463980, 1558093, 3116186, 6232372, 7790465, 10906651, 15580930, 21813302, 31161860, 43626604, 54533255, 109066510, 218133020]

約数ペア:

[(1, 218133020), (2, 109066510), (4, 54533255), (5, 43626604), (7, 31161860), (10, 21813302), (14, 15580930), (20, 10906651), (28, 7790465), (35, 6232372), (70, 3116186), (140, 1558093), (149, 1463980), (298, 731990), (596, 365995), (745, 292796), (1043, 209140), (1490, 146398), (2086, 104570), (2980, 73199), (4172, 52285), (5215, 41828), (10430, 20914), (10457, 20860)]