212311920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23909}}^1$

素因数の和:23962

約数の個数: 80

約数和(自身を含む): 675983520

約数和(自身を除く): 463671600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 23909, 47818, 71727, 95636, 119545, 143454, 191272, 239090, 286908, 358635, 382544, 478180, 573816, 717270, 884633, 956360, 1147632, 1434540, 1769266, 1912720, 2653899, 2869080, 3538532, 4423165, 5307798, 5738160, 7077064, 8846330, 10615596, 13269495, 14154128, 17692660, 21231192, 26538990, 35385320, 42462384, 53077980, 70770640, 106155960, 212311920]

約数ペア:

[(1, 212311920), (2, 106155960), (3, 70770640), (4, 53077980), (5, 42462384), (6, 35385320), (8, 26538990), (10, 21231192), (12, 17692660), (15, 14154128), (16, 13269495), (20, 10615596), (24, 8846330), (30, 7077064), (37, 5738160), (40, 5307798), (48, 4423165), (60, 3538532), (74, 2869080), (80, 2653899), (111, 1912720), (120, 1769266), (148, 1434540), (185, 1147632), (222, 956360), (240, 884633), (296, 717270), (370, 573816), (444, 478180), (555, 382544), (592, 358635), (740, 286908), (888, 239090), (1110, 191272), (1480, 143454), (1776, 119545), (2220, 95636), (2960, 71727), (4440, 47818), (8880, 23909)]