127301560

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{11831}}^1$

素因数の和:12111

約数の個数: 32

約数和(自身を含む): 287517600

約数和(自身を除く): 160216040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 10760, 11831, 23662, 47324, 59155, 94648, 118310, 236620, 473240, 3182539, 6365078, 12730156, 15912695, 25460312, 31825390, 63650780, 127301560]

約数ペア:

[(1, 127301560), (2, 63650780), (4, 31825390), (5, 25460312), (8, 15912695), (10, 12730156), (20, 6365078), (40, 3182539), (269, 473240), (538, 236620), (1076, 118310), (1345, 94648), (2152, 59155), (2690, 47324), (5380, 23662), (10760, 11831)]