208366860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20549}}^1$

素因数の和:20587

約数の個数: 72

約数和(自身を含む): 631789200

約数和(自身を除く): 423422340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 20549, 41098, 61647, 82196, 102745, 123294, 205490, 246588, 267137, 308235, 410980, 534274, 616470, 801411, 1068548, 1232940, 1335685, 1602822, 2671370, 3205644, 3472781, 4007055, 5342740, 6945562, 8014110, 10418343, 13891124, 16028220, 17363905, 20836686, 34727810, 41673372, 52091715, 69455620, 104183430, 208366860]

約数ペア:

[(1, 208366860), (2, 104183430), (3, 69455620), (4, 52091715), (5, 41673372), (6, 34727810), (10, 20836686), (12, 17363905), (13, 16028220), (15, 13891124), (20, 10418343), (26, 8014110), (30, 6945562), (39, 5342740), (52, 4007055), (60, 3472781), (65, 3205644), (78, 2671370), (130, 1602822), (156, 1335685), (169, 1232940), (195, 1068548), (260, 801411), (338, 616470), (390, 534274), (507, 410980), (676, 308235), (780, 267137), (845, 246588), (1014, 205490), (1690, 123294), (2028, 102745), (2535, 82196), (3380, 61647), (5070, 41098), (10140, 20549)]