2591730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 7171200

約数和(自身を除く): 4579470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 331, 435, 522, 662, 783, 870, 993, 1305, 1566, 1655, 1986, 2610, 2979, 3310, 3915, 4965, 5958, 7830, 8937, 9599, 9930, 14895, 17874, 19198, 28797, 29790, 44685, 47995, 57594, 86391, 89370, 95990, 143985, 172782, 259173, 287970, 431955, 518346, 863910, 1295865, 2591730]

約数ペア:

[(1, 2591730), (2, 1295865), (3, 863910), (5, 518346), (6, 431955), (9, 287970), (10, 259173), (15, 172782), (18, 143985), (27, 95990), (29, 89370), (30, 86391), (45, 57594), (54, 47995), (58, 44685), (87, 29790), (90, 28797), (135, 19198), (145, 17874), (174, 14895), (261, 9930), (270, 9599), (290, 8937), (331, 7830), (435, 5958), (522, 4965), (662, 3915), (783, 3310), (870, 2979), (993, 2610), (1305, 1986), (1566, 1655)]