72577680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43201}}^1$

素因数の和:43224

約数の個数: 80

約数和(自身を含む): 257138304

約数和(自身を除く): 184560624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43201, 86402, 129603, 172804, 216005, 259206, 302407, 345608, 432010, 518412, 604814, 648015, 691216, 864020, 907221, 1036824, 1209628, 1296030, 1512035, 1728040, 1814442, 2073648, 2419256, 2592060, 3024070, 3456080, 3628884, 4536105, 4838512, 5184120, 6048140, 7257768, 9072210, 10368240, 12096280, 14515536, 18144420, 24192560, 36288840, 72577680]

約数ペア:

[(1, 72577680), (2, 36288840), (3, 24192560), (4, 18144420), (5, 14515536), (6, 12096280), (7, 10368240), (8, 9072210), (10, 7257768), (12, 6048140), (14, 5184120), (15, 4838512), (16, 4536105), (20, 3628884), (21, 3456080), (24, 3024070), (28, 2592060), (30, 2419256), (35, 2073648), (40, 1814442), (42, 1728040), (48, 1512035), (56, 1296030), (60, 1209628), (70, 1036824), (80, 907221), (84, 864020), (105, 691216), (112, 648015), (120, 604814), (140, 518412), (168, 432010), (210, 345608), (240, 302407), (280, 259206), (336, 216005), (420, 172804), (560, 129603), (840, 86402), (1680, 43201)]