257456736

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28837}}^1$

素因数の和:28884

約数の個数: 72

約数和(自身を含む): 755786304

約数和(自身を除く): 498329568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 28837, 57674, 86511, 115348, 173022, 230696, 259533, 346044, 461392, 519066, 692088, 893947, 922784, 1038132, 1384176, 1787894, 2076264, 2681841, 2768352, 3575788, 4152528, 5363682, 7151576, 8045523, 8305056, 10727364, 14303152, 16091046, 21454728, 28606304, 32182092, 42909456, 64364184, 85818912, 128728368, 257456736]

約数ペア:

[(1, 257456736), (2, 128728368), (3, 85818912), (4, 64364184), (6, 42909456), (8, 32182092), (9, 28606304), (12, 21454728), (16, 16091046), (18, 14303152), (24, 10727364), (31, 8305056), (32, 8045523), (36, 7151576), (48, 5363682), (62, 4152528), (72, 3575788), (93, 2768352), (96, 2681841), (124, 2076264), (144, 1787894), (186, 1384176), (248, 1038132), (279, 922784), (288, 893947), (372, 692088), (496, 519066), (558, 461392), (744, 346044), (992, 259533), (1116, 230696), (1488, 173022), (2232, 115348), (2976, 86511), (4464, 57674), (8928, 28837)]