31755744

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1640

約数の個数: 72

約数和(自身を含む): 91636272

約数和(自身を除く): 59880528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1553, 1704, 2272, 2556, 3106, 3408, 4659, 5112, 6212, 6816, 9318, 10224, 12424, 13977, 18636, 20448, 24848, 27954, 37272, 49696, 55908, 74544, 110263, 111816, 149088, 220526, 223632, 330789, 441052, 447264, 661578, 882104, 992367, 1323156, 1764208, 1984734, 2646312, 3528416, 3969468, 5292624, 7938936, 10585248, 15877872, 31755744]

約数ペア:

[(1, 31755744), (2, 15877872), (3, 10585248), (4, 7938936), (6, 5292624), (8, 3969468), (9, 3528416), (12, 2646312), (16, 1984734), (18, 1764208), (24, 1323156), (32, 992367), (36, 882104), (48, 661578), (71, 447264), (72, 441052), (96, 330789), (142, 223632), (144, 220526), (213, 149088), (284, 111816), (288, 110263), (426, 74544), (568, 55908), (639, 49696), (852, 37272), (1136, 27954), (1278, 24848), (1553, 20448), (1704, 18636), (2272, 13977), (2556, 12424), (3106, 10224), (3408, 9318), (4659, 6816), (5112, 6212)]