64537320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{537811}}^1$

素因数の和:537825

約数の個数: 32

約数和(自身を含む): 193612320

約数和(自身を除く): 129075000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 537811, 1075622, 1613433, 2151244, 2689055, 3226866, 4302488, 5378110, 6453732, 8067165, 10756220, 12907464, 16134330, 21512440, 32268660, 64537320]

約数ペア:

[(1, 64537320), (2, 32268660), (3, 21512440), (4, 16134330), (5, 12907464), (6, 10756220), (8, 8067165), (10, 6453732), (12, 5378110), (15, 4302488), (20, 3226866), (24, 2689055), (30, 2151244), (40, 1613433), (60, 1075622), (120, 537811)]