156932399420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1\times {\mathrm{71261}}^1$

素因数の和:72158

約数の個数: 48

約数和(自身を含む): 332223444000

約数和(自身を除く): 175291044580

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 739, 745, 1478, 1490, 2956, 2980, 3695, 7390, 14780, 71261, 110111, 142522, 220222, 285044, 356305, 440444, 550555, 712610, 1101110, 1425220, 2202220, 10617889, 21235778, 42471556, 52661879, 53089445, 105323758, 106178890, 210647516, 212357780, 263309395, 526618790, 1053237580, 7846619971, 15693239942, 31386479884, 39233099855, 78466199710, 156932399420]

約数ペア:

[(1, 156932399420), (2, 78466199710), (4, 39233099855), (5, 31386479884), (10, 15693239942), (20, 7846619971), (149, 1053237580), (298, 526618790), (596, 263309395), (739, 212357780), (745, 210647516), (1478, 106178890), (1490, 105323758), (2956, 53089445), (2980, 52661879), (3695, 42471556), (7390, 21235778), (14780, 10617889), (71261, 2202220), (110111, 1425220), (142522, 1101110), (220222, 712610), (285044, 550555), (356305, 440444)]