268697960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3697}}^1$

素因数の和:3810

約数の個数: 64

約数和(自身を含む): 639014400

約数和(自身を除く): 370316440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 3160, 3634, 3697, 7268, 7394, 9085, 14536, 14788, 18170, 18485, 29576, 36340, 36970, 72680, 73940, 85031, 147880, 170062, 292063, 340124, 425155, 584126, 680248, 850310, 1168252, 1460315, 1700620, 2336504, 2920630, 3401240, 5841260, 6717449, 11682520, 13434898, 26869796, 33587245, 53739592, 67174490, 134348980, 268697960]

約数ペア:

[(1, 268697960), (2, 134348980), (4, 67174490), (5, 53739592), (8, 33587245), (10, 26869796), (20, 13434898), (23, 11682520), (40, 6717449), (46, 5841260), (79, 3401240), (92, 2920630), (115, 2336504), (158, 1700620), (184, 1460315), (230, 1168252), (316, 850310), (395, 680248), (460, 584126), (632, 425155), (790, 340124), (920, 292063), (1580, 170062), (1817, 147880), (3160, 85031), (3634, 73940), (3697, 72680), (7268, 36970), (7394, 36340), (9085, 29576), (14536, 18485), (14788, 18170)]