120512280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{143467}}^1$

素因数の和:143488

約数の個数: 64

約数和(自身を含む): 413187840

約数和(自身を除く): 292675560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 143467, 286934, 430401, 573868, 717335, 860802, 1004269, 1147736, 1434670, 1721604, 2008538, 2152005, 2869340, 3012807, 3443208, 4017076, 4304010, 5021345, 5738680, 6025614, 8034152, 8608020, 10042690, 12051228, 15064035, 17216040, 20085380, 24102456, 30128070, 40170760, 60256140, 120512280]

約数ペア:

[(1, 120512280), (2, 60256140), (3, 40170760), (4, 30128070), (5, 24102456), (6, 20085380), (7, 17216040), (8, 15064035), (10, 12051228), (12, 10042690), (14, 8608020), (15, 8034152), (20, 6025614), (21, 5738680), (24, 5021345), (28, 4304010), (30, 4017076), (35, 3443208), (40, 3012807), (42, 2869340), (56, 2152005), (60, 2008538), (70, 1721604), (84, 1434670), (105, 1147736), (120, 1004269), (140, 860802), (168, 717335), (210, 573868), (280, 430401), (420, 286934), (840, 143467)]