661876272

素因数分解:

$2^4\times 3^4\times {\mathrm{510707}}^1$

素因数の和:510727

約数の個数: 50

約数和(自身を含む): 1915665708

約数和(自身を除く): 1253789436

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 510707, 1021414, 1532121, 2042828, 3064242, 4085656, 4596363, 6128484, 8171312, 9192726, 12256968, 13789089, 18385452, 24513936, 27578178, 36770904, 41367267, 55156356, 73541808, 82734534, 110312712, 165469068, 220625424, 330938136, 661876272]

約数ペア:

[(1, 661876272), (2, 330938136), (3, 220625424), (4, 165469068), (6, 110312712), (8, 82734534), (9, 73541808), (12, 55156356), (16, 41367267), (18, 36770904), (24, 27578178), (27, 24513936), (36, 18385452), (48, 13789089), (54, 12256968), (72, 9192726), (81, 8171312), (108, 6128484), (144, 4596363), (162, 4085656), (216, 3064242), (324, 2042828), (432, 1532121), (648, 1021414), (1296, 510707)]