72285408

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 227026800

約数和(自身を除く): 154741392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 72, 78, 86, 96, 104, 117, 129, 144, 156, 172, 208, 234, 258, 288, 312, 344, 387, 416, 449, 468, 516, 559, 624, 688, 774, 898, 936, 1032, 1118, 1248, 1347, 1376, 1548, 1677, 1796, 1872, 2064, 2236, 2694, 3096, 3354, 3592, 3744, 4041, 4128, 4472, 5031, 5388, 5837, 6192, 6708, 7184, 8082, 8944, 10062, 10776, 11674, 12384, 13416, 14368, 16164, 17511, 17888, 19307, 20124, 21552, 23348, 26832, 32328, 35022, 38614, 40248, 43104, 46696, 52533, 53664, 57921, 64656, 70044, 77228, 80496, 93392, 105066, 115842, 129312, 140088, 154456, 160992, 173763, 186784, 210132, 231684, 250991, 280176, 308912, 347526, 420264, 463368, 501982, 560352, 617824, 695052, 752973, 840528, 926736, 1003964, 1390104, 1505946, 1681056, 1853472, 2007928, 2258919, 2780208, 3011892, 4015856, 4517838, 5560416, 6023784, 8031712, 9035676, 12047568, 18071352, 24095136, 36142704, 72285408]

約数ペア:

[(1, 72285408), (2, 36142704), (3, 24095136), (4, 18071352), (6, 12047568), (8, 9035676), (9, 8031712), (12, 6023784), (13, 5560416), (16, 4517838), (18, 4015856), (24, 3011892), (26, 2780208), (32, 2258919), (36, 2007928), (39, 1853472), (43, 1681056), (48, 1505946), (52, 1390104), (72, 1003964), (78, 926736), (86, 840528), (96, 752973), (104, 695052), (117, 617824), (129, 560352), (144, 501982), (156, 463368), (172, 420264), (208, 347526), (234, 308912), (258, 280176), (288, 250991), (312, 231684), (344, 210132), (387, 186784), (416, 173763), (449, 160992), (468, 154456), (516, 140088), (559, 129312), (624, 115842), (688, 105066), (774, 93392), (898, 80496), (936, 77228), (1032, 70044), (1118, 64656), (1248, 57921), (1347, 53664), (1376, 52533), (1548, 46696), (1677, 43104), (1796, 40248), (1872, 38614), (2064, 35022), (2236, 32328), (2694, 26832), (3096, 23348), (3354, 21552), (3592, 20124), (3744, 19307), (4041, 17888), (4128, 17511), (4472, 16164), (5031, 14368), (5388, 13416), (5837, 12384), (6192, 11674), (6708, 10776), (7184, 10062), (8082, 8944)]