161890920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149899}}^1$

素因数の和:149919

約数の個数: 64

約数和(自身を含む): 539640000

約数和(自身を除く): 377749080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 149899, 299798, 449697, 599596, 749495, 899394, 1199192, 1349091, 1498990, 1798788, 2248485, 2698182, 2997980, 3597576, 4047273, 4496970, 5396364, 5995960, 6745455, 8094546, 8993940, 10792728, 13490910, 16189092, 17987880, 20236365, 26981820, 32378184, 40472730, 53963640, 80945460, 161890920]

約数ペア:

[(1, 161890920), (2, 80945460), (3, 53963640), (4, 40472730), (5, 32378184), (6, 26981820), (8, 20236365), (9, 17987880), (10, 16189092), (12, 13490910), (15, 10792728), (18, 8993940), (20, 8094546), (24, 6745455), (27, 5995960), (30, 5396364), (36, 4496970), (40, 4047273), (45, 3597576), (54, 2997980), (60, 2698182), (72, 2248485), (90, 1798788), (108, 1498990), (120, 1349091), (135, 1199192), (180, 899394), (216, 749495), (270, 599596), (360, 449697), (540, 299798), (1080, 149899)]