256852008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{701}}^1\times {\mathrm{727}}^1$

素因数の和:1447

約数の個数: 96

約数和(自身を含む): 797247360

約数和(自身を除く): 540395352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 701, 727, 1402, 1454, 2103, 2181, 2804, 2908, 4206, 4362, 4907, 5089, 5608, 5816, 6309, 6543, 8412, 8724, 9814, 10178, 12618, 13086, 14721, 15267, 16824, 17448, 19628, 20356, 25236, 26172, 29442, 30534, 39256, 40712, 44163, 45801, 50472, 52344, 58884, 61068, 88326, 91602, 117768, 122136, 176652, 183204, 353304, 366408, 509627, 1019254, 1528881, 2038508, 3057762, 3567389, 4077016, 4586643, 6115524, 7134778, 9173286, 10702167, 12231048, 14269556, 18346572, 21404334, 28539112, 32106501, 36693144, 42808668, 64213002, 85617336, 128426004, 256852008]

約数ペア:

[(1, 256852008), (2, 128426004), (3, 85617336), (4, 64213002), (6, 42808668), (7, 36693144), (8, 32106501), (9, 28539112), (12, 21404334), (14, 18346572), (18, 14269556), (21, 12231048), (24, 10702167), (28, 9173286), (36, 7134778), (42, 6115524), (56, 4586643), (63, 4077016), (72, 3567389), (84, 3057762), (126, 2038508), (168, 1528881), (252, 1019254), (504, 509627), (701, 366408), (727, 353304), (1402, 183204), (1454, 176652), (2103, 122136), (2181, 117768), (2804, 91602), (2908, 88326), (4206, 61068), (4362, 58884), (4907, 52344), (5089, 50472), (5608, 45801), (5816, 44163), (6309, 40712), (6543, 39256), (8412, 30534), (8724, 29442), (9814, 26172), (10178, 25236), (12618, 20356), (13086, 19628), (14721, 17448), (15267, 16824)]