64560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269}}^1$

素因数の和:285

約数の個数: 40

約数和(自身を含む): 200880

約数和(自身を除く): 136320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269, 538, 807, 1076, 1345, 1614, 2152, 2690, 3228, 4035, 4304, 5380, 6456, 8070, 10760, 12912, 16140, 21520, 32280, 64560]

約数ペア:

[(1, 64560), (2, 32280), (3, 21520), (4, 16140), (5, 12912), (6, 10760), (8, 8070), (10, 6456), (12, 5380), (15, 4304), (16, 4035), (20, 3228), (24, 2690), (30, 2152), (40, 1614), (48, 1345), (60, 1076), (80, 807), (120, 538), (240, 269)]