31701720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3943}}^1$

素因数の和:4024

約数の個数: 64

約数和(自身を含む): 96549120

約数和(自身を除く): 64847400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 3943, 4020, 7886, 8040, 11829, 15772, 19715, 23658, 31544, 39430, 47316, 59145, 78860, 94632, 118290, 157720, 236580, 264181, 473160, 528362, 792543, 1056724, 1320905, 1585086, 2113448, 2641810, 3170172, 3962715, 5283620, 6340344, 7925430, 10567240, 15850860, 31701720]

約数ペア:

[(1, 31701720), (2, 15850860), (3, 10567240), (4, 7925430), (5, 6340344), (6, 5283620), (8, 3962715), (10, 3170172), (12, 2641810), (15, 2113448), (20, 1585086), (24, 1320905), (30, 1056724), (40, 792543), (60, 528362), (67, 473160), (120, 264181), (134, 236580), (201, 157720), (268, 118290), (335, 94632), (402, 78860), (536, 59145), (670, 47316), (804, 39430), (1005, 31544), (1340, 23658), (1608, 19715), (2010, 15772), (2680, 11829), (3943, 8040), (4020, 7886)]