66904380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41299}}^1$

素因数の和:41320

約数の個数: 60

約数和(自身を含む): 209886600

約数和(自身を除く): 142982220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 41299, 82598, 123897, 165196, 206495, 247794, 371691, 412990, 495588, 619485, 743382, 825980, 1115073, 1238970, 1486764, 1858455, 2230146, 2477940, 3345219, 3716910, 4460292, 5575365, 6690438, 7433820, 11150730, 13380876, 16726095, 22301460, 33452190, 66904380]

約数ペア:

[(1, 66904380), (2, 33452190), (3, 22301460), (4, 16726095), (5, 13380876), (6, 11150730), (9, 7433820), (10, 6690438), (12, 5575365), (15, 4460292), (18, 3716910), (20, 3345219), (27, 2477940), (30, 2230146), (36, 1858455), (45, 1486764), (54, 1238970), (60, 1115073), (81, 825980), (90, 743382), (108, 619485), (135, 495588), (162, 412990), (180, 371691), (270, 247794), (324, 206495), (405, 165196), (540, 123897), (810, 82598), (1620, 41299)]