72587760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43207}}^1$

素因数の和:43230

約数の個数: 80

約数和(自身を含む): 257174016

約数和(自身を除く): 184586256

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, 43207, 86414, 129621, 172828, 216035, 259242, 302449, 345656, 432070, 518484, 604898, 648105, 691312, 864140, 907347, 1036968, 1209796, 1296210, 1512245, 1728280, 1814694, 2073936, 2419592, 2592420, 3024490, 3456560, 3629388, 4536735, 4839184, 5184840, 6048980, 7258776, 9073470, 10369680, 12097960, 14517552, 18146940, 24195920, 36293880, 72587760]

約数ペア:

[(1, 72587760), (2, 36293880), (3, 24195920), (4, 18146940), (5, 14517552), (6, 12097960), (7, 10369680), (8, 9073470), (10, 7258776), (12, 6048980), (14, 5184840), (15, 4839184), (16, 4536735), (20, 3629388), (21, 3456560), (24, 3024490), (28, 2592420), (30, 2419592), (35, 2073936), (40, 1814694), (42, 1728280), (48, 1512245), (56, 1296210), (60, 1209796), (70, 1036968), (80, 907347), (84, 864140), (105, 691312), (112, 648105), (120, 604898), (140, 518484), (168, 432070), (210, 345656), (240, 302449), (280, 259242), (336, 216035), (420, 172828), (560, 129621), (840, 86414), (1680, 43207)]