74581020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{138113}}^1$

素因数の和:138131

約数の個数: 48

約数和(自身を含む): 232031520

約数和(自身を除く): 157450500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 138113, 276226, 414339, 552452, 690565, 828678, 1243017, 1381130, 1657356, 2071695, 2486034, 2762260, 3729051, 4143390, 4972068, 6215085, 7458102, 8286780, 12430170, 14916204, 18645255, 24860340, 37290510, 74581020]

約数ペア:

[(1, 74581020), (2, 37290510), (3, 24860340), (4, 18645255), (5, 14916204), (6, 12430170), (9, 8286780), (10, 7458102), (12, 6215085), (15, 4972068), (18, 4143390), (20, 3729051), (27, 2762260), (30, 2486034), (36, 2071695), (45, 1657356), (54, 1381130), (60, 1243017), (90, 828678), (108, 690565), (135, 552452), (180, 414339), (270, 276226), (540, 138113)]