256405464

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16411}}^1$

素因数の和:16461

約数の個数: 96

約数和(自身を含む): 819287040

約数和(自身を除く): 562881576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 217, 248, 252, 279, 372, 434, 504, 558, 651, 744, 868, 1116, 1302, 1736, 1953, 2232, 2604, 3906, 5208, 7812, 15624, 16411, 32822, 49233, 65644, 98466, 114877, 131288, 147699, 196932, 229754, 295398, 344631, 393864, 459508, 508741, 590796, 689262, 919016, 1017482, 1033893, 1181592, 1378524, 1526223, 2034964, 2067786, 2757048, 3052446, 3561187, 4069928, 4135572, 4578669, 6104892, 7122374, 8271144, 9157338, 10683561, 12209784, 14244748, 18314676, 21367122, 28489496, 32050683, 36629352, 42734244, 64101366, 85468488, 128202732, 256405464]

約数ペア:

[(1, 256405464), (2, 128202732), (3, 85468488), (4, 64101366), (6, 42734244), (7, 36629352), (8, 32050683), (9, 28489496), (12, 21367122), (14, 18314676), (18, 14244748), (21, 12209784), (24, 10683561), (28, 9157338), (31, 8271144), (36, 7122374), (42, 6104892), (56, 4578669), (62, 4135572), (63, 4069928), (72, 3561187), (84, 3052446), (93, 2757048), (124, 2067786), (126, 2034964), (168, 1526223), (186, 1378524), (217, 1181592), (248, 1033893), (252, 1017482), (279, 919016), (372, 689262), (434, 590796), (504, 508741), (558, 459508), (651, 393864), (744, 344631), (868, 295398), (1116, 229754), (1302, 196932), (1736, 147699), (1953, 131288), (2232, 114877), (2604, 98466), (3906, 65644), (5208, 49233), (7812, 32822), (15624, 16411)]