261640008

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{74161}}^1$

素因数の和:74187

約数の個数: 72

約数和(自身を含む): 824310630

約数和(自身を除く): 562670622

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 74161, 148322, 222483, 296644, 444966, 519127, 593288, 667449, 889932, 1038254, 1334898, 1557381, 1779864, 2076508, 2669796, 3114762, 3633889, 4153016, 4672143, 5339592, 6229524, 7267778, 9344286, 10901667, 12459048, 14535556, 18688572, 21803334, 29071112, 32705001, 37377144, 43606668, 65410002, 87213336, 130820004, 261640008]

約数ペア:

[(1, 261640008), (2, 130820004), (3, 87213336), (4, 65410002), (6, 43606668), (7, 37377144), (8, 32705001), (9, 29071112), (12, 21803334), (14, 18688572), (18, 14535556), (21, 12459048), (24, 10901667), (28, 9344286), (36, 7267778), (42, 6229524), (49, 5339592), (56, 4672143), (63, 4153016), (72, 3633889), (84, 3114762), (98, 2669796), (126, 2076508), (147, 1779864), (168, 1557381), (196, 1334898), (252, 1038254), (294, 889932), (392, 667449), (441, 593288), (504, 519127), (588, 444966), (882, 296644), (1176, 222483), (1764, 148322), (3528, 74161)]