145899720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{405277}}^1$

素因数の和:405294

約数の個数: 48

約数和(自身を含む): 474175260

約数和(自身を除く): 328275540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 405277, 810554, 1215831, 1621108, 2026385, 2431662, 3242216, 3647493, 4052770, 4863324, 6079155, 7294986, 8105540, 9726648, 12158310, 14589972, 16211080, 18237465, 24316620, 29179944, 36474930, 48633240, 72949860, 145899720]

約数ペア:

[(1, 145899720), (2, 72949860), (3, 48633240), (4, 36474930), (5, 29179944), (6, 24316620), (8, 18237465), (9, 16211080), (10, 14589972), (12, 12158310), (15, 9726648), (18, 8105540), (20, 7294986), (24, 6079155), (30, 4863324), (36, 4052770), (40, 3647493), (45, 3242216), (60, 2431662), (72, 2026385), (90, 1621108), (120, 1215831), (180, 810554), (360, 405277)]