319948810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 610727040

約数和(自身を除く): 290778230

約数列:

[1, 2, 5, 10, 43, 53, 86, 101, 106, 139, 202, 215, 265, 278, 430, 505, 530, 695, 1010, 1390, 2279, 4343, 4558, 5353, 5977, 7367, 8686, 10706, 11395, 11954, 14039, 14734, 21715, 22790, 26765, 28078, 29885, 36835, 43430, 53530, 59770, 70195, 73670, 140390, 230179, 316781, 460358, 603677, 633562, 744067, 1150895, 1207354, 1488134, 1583905, 2301790, 3018385, 3167810, 3720335, 6036770, 7440670, 31994881, 63989762, 159974405, 319948810]

約数ペア:

[(1, 319948810), (2, 159974405), (5, 63989762), (10, 31994881), (43, 7440670), (53, 6036770), (86, 3720335), (101, 3167810), (106, 3018385), (139, 2301790), (202, 1583905), (215, 1488134), (265, 1207354), (278, 1150895), (430, 744067), (505, 633562), (530, 603677), (695, 460358), (1010, 316781), (1390, 230179), (2279, 140390), (4343, 73670), (4558, 70195), (5353, 59770), (5977, 53530), (7367, 43430), (8686, 36835), (10706, 29885), (11395, 28078), (11954, 26765), (14039, 22790), (14734, 21715)]