31890630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 80621568

約数和(自身を除く): 48730938

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 53, 62, 93, 106, 155, 159, 186, 265, 310, 318, 465, 530, 647, 795, 930, 1294, 1590, 1643, 1941, 3235, 3286, 3882, 4929, 6470, 8215, 9705, 9858, 16430, 19410, 20057, 24645, 34291, 40114, 49290, 60171, 68582, 100285, 102873, 120342, 171455, 200570, 205746, 300855, 342910, 514365, 601710, 1028730, 1063021, 2126042, 3189063, 5315105, 6378126, 10630210, 15945315, 31890630]

約数ペア:

[(1, 31890630), (2, 15945315), (3, 10630210), (5, 6378126), (6, 5315105), (10, 3189063), (15, 2126042), (30, 1063021), (31, 1028730), (53, 601710), (62, 514365), (93, 342910), (106, 300855), (155, 205746), (159, 200570), (186, 171455), (265, 120342), (310, 102873), (318, 100285), (465, 68582), (530, 60171), (647, 49290), (795, 40114), (930, 34291), (1294, 24645), (1590, 20057), (1643, 19410), (1941, 16430), (3235, 9858), (3286, 9705), (3882, 8215), (4929, 6470)]