328146520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27437}}^1$

素因数の和:27484

約数の個数: 64

約数和(自身を含む): 829725120

約数和(自身を除く): 501578600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 11960, 27437, 54874, 109748, 137185, 219496, 274370, 356681, 548740, 631051, 713362, 1097480, 1262102, 1426724, 1783405, 2524204, 2853448, 3155255, 3566810, 5048408, 6310510, 7133620, 8203663, 12621020, 14267240, 16407326, 25242040, 32814652, 41018315, 65629304, 82036630, 164073260, 328146520]

約数ペア:

[(1, 328146520), (2, 164073260), (4, 82036630), (5, 65629304), (8, 41018315), (10, 32814652), (13, 25242040), (20, 16407326), (23, 14267240), (26, 12621020), (40, 8203663), (46, 7133620), (52, 6310510), (65, 5048408), (92, 3566810), (104, 3155255), (115, 2853448), (130, 2524204), (184, 1783405), (230, 1426724), (260, 1262102), (299, 1097480), (460, 713362), (520, 631051), (598, 548740), (920, 356681), (1196, 274370), (1495, 219496), (2392, 137185), (2990, 109748), (5980, 54874), (11960, 27437)]