90539910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4810

約数の個数: 64

約数和(自身を含む): 244892160

約数和(自身を除く): 154352250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1917, 2130, 3195, 3834, 4723, 6390, 9446, 9585, 14169, 19170, 23615, 28338, 42507, 47230, 70845, 85014, 127521, 141690, 212535, 255042, 335333, 425070, 637605, 670666, 1005999, 1275210, 1676665, 2011998, 3017997, 3353330, 5029995, 6035994, 9053991, 10059990, 15089985, 18107982, 30179970, 45269955, 90539910]

約数ペア:

[(1, 90539910), (2, 45269955), (3, 30179970), (5, 18107982), (6, 15089985), (9, 10059990), (10, 9053991), (15, 6035994), (18, 5029995), (27, 3353330), (30, 3017997), (45, 2011998), (54, 1676665), (71, 1275210), (90, 1005999), (135, 670666), (142, 637605), (213, 425070), (270, 335333), (355, 255042), (426, 212535), (639, 141690), (710, 127521), (1065, 85014), (1278, 70845), (1917, 47230), (2130, 42507), (3195, 28338), (3834, 23615), (4723, 19170), (6390, 14169), (9446, 9585)]