245645712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131221}}^1$

素因数の和:131248

約数の個数: 60

約数和(自身を含む): 740354524

約数和(自身を除く): 494708812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 131221, 262442, 393663, 524884, 787326, 1049768, 1180989, 1574652, 1705873, 2099536, 2361978, 3149304, 3411746, 4723956, 5117619, 6298608, 6823492, 9447912, 10235238, 13646984, 15352857, 18895824, 20470476, 27293968, 30705714, 40940952, 61411428, 81881904, 122822856, 245645712]

約数ペア:

[(1, 245645712), (2, 122822856), (3, 81881904), (4, 61411428), (6, 40940952), (8, 30705714), (9, 27293968), (12, 20470476), (13, 18895824), (16, 15352857), (18, 13646984), (24, 10235238), (26, 9447912), (36, 6823492), (39, 6298608), (48, 5117619), (52, 4723956), (72, 3411746), (78, 3149304), (104, 2361978), (117, 2099536), (144, 1705873), (156, 1574652), (208, 1180989), (234, 1049768), (312, 787326), (468, 524884), (624, 393663), (936, 262442), (1872, 131221)]