220874520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1129

約数の個数: 128

約数和(自身を含む): 700876800

約数和(自身を除く): 480002280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 92, 115, 120, 138, 158, 184, 230, 237, 276, 316, 345, 395, 460, 474, 552, 632, 690, 790, 920, 948, 1013, 1185, 1380, 1580, 1817, 1896, 2026, 2370, 2760, 3039, 3160, 3634, 4052, 4740, 5065, 5451, 6078, 7268, 8104, 9085, 9480, 10130, 10902, 12156, 14536, 15195, 18170, 20260, 21804, 23299, 24312, 27255, 30390, 36340, 40520, 43608, 46598, 54510, 60780, 69897, 72680, 80027, 93196, 109020, 116495, 121560, 139794, 160054, 186392, 218040, 232990, 240081, 279588, 320108, 349485, 400135, 465980, 480162, 559176, 640216, 698970, 800270, 931960, 960324, 1200405, 1397940, 1600540, 1840621, 1920648, 2400810, 2795880, 3201080, 3681242, 4801620, 5521863, 7362484, 9203105, 9603240, 11043726, 14724968, 18406210, 22087452, 27609315, 36812420, 44174904, 55218630, 73624840, 110437260, 220874520]

約数ペア:

[(1, 220874520), (2, 110437260), (3, 73624840), (4, 55218630), (5, 44174904), (6, 36812420), (8, 27609315), (10, 22087452), (12, 18406210), (15, 14724968), (20, 11043726), (23, 9603240), (24, 9203105), (30, 7362484), (40, 5521863), (46, 4801620), (60, 3681242), (69, 3201080), (79, 2795880), (92, 2400810), (115, 1920648), (120, 1840621), (138, 1600540), (158, 1397940), (184, 1200405), (230, 960324), (237, 931960), (276, 800270), (316, 698970), (345, 640216), (395, 559176), (460, 480162), (474, 465980), (552, 400135), (632, 349485), (690, 320108), (790, 279588), (920, 240081), (948, 232990), (1013, 218040), (1185, 186392), (1380, 160054), (1580, 139794), (1817, 121560), (1896, 116495), (2026, 109020), (2370, 93196), (2760, 80027), (3039, 72680), (3160, 69897), (3634, 60780), (4052, 54510), (4740, 46598), (5065, 43608), (5451, 40520), (6078, 36340), (7268, 30390), (8104, 27255), (9085, 24312), (9480, 23299), (10130, 21804), (10902, 20260), (12156, 18170), (14536, 15195)]