331621680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:863

約数の個数: 160

約数和(自身を含む): 1115803584

約数和(自身を除く): 784181904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 157, 195, 208, 240, 260, 312, 314, 390, 471, 520, 624, 628, 677, 780, 785, 942, 1040, 1256, 1354, 1560, 1570, 1884, 2031, 2041, 2355, 2512, 2708, 3120, 3140, 3385, 3768, 4062, 4082, 4710, 5416, 6123, 6280, 6770, 7536, 8124, 8164, 8801, 9420, 10155, 10205, 10832, 12246, 12560, 13540, 16248, 16328, 17602, 18840, 20310, 20410, 24492, 26403, 27080, 30615, 32496, 32656, 35204, 37680, 40620, 40820, 44005, 48984, 52806, 54160, 61230, 70408, 81240, 81640, 88010, 97968, 105612, 106289, 122460, 132015, 140816, 162480, 163280, 176020, 211224, 212578, 244920, 264030, 318867, 352040, 422448, 425156, 489840, 528060, 531445, 637734, 704080, 850312, 1056120, 1062890, 1275468, 1381757, 1594335, 1700624, 2112240, 2125780, 2550936, 2763514, 3188670, 4145271, 4251560, 5101872, 5527028, 6377340, 6908785, 8290542, 8503120, 11054056, 12754680, 13817570, 16581084, 20726355, 22108112, 25509360, 27635140, 33162168, 41452710, 55270280, 66324336, 82905420, 110540560, 165810840, 331621680]

約数ペア:

[(1, 331621680), (2, 165810840), (3, 110540560), (4, 82905420), (5, 66324336), (6, 55270280), (8, 41452710), (10, 33162168), (12, 27635140), (13, 25509360), (15, 22108112), (16, 20726355), (20, 16581084), (24, 13817570), (26, 12754680), (30, 11054056), (39, 8503120), (40, 8290542), (48, 6908785), (52, 6377340), (60, 5527028), (65, 5101872), (78, 4251560), (80, 4145271), (104, 3188670), (120, 2763514), (130, 2550936), (156, 2125780), (157, 2112240), (195, 1700624), (208, 1594335), (240, 1381757), (260, 1275468), (312, 1062890), (314, 1056120), (390, 850312), (471, 704080), (520, 637734), (624, 531445), (628, 528060), (677, 489840), (780, 425156), (785, 422448), (942, 352040), (1040, 318867), (1256, 264030), (1354, 244920), (1560, 212578), (1570, 211224), (1884, 176020), (2031, 163280), (2041, 162480), (2355, 140816), (2512, 132015), (2708, 122460), (3120, 106289), (3140, 105612), (3385, 97968), (3768, 88010), (4062, 81640), (4082, 81240), (4710, 70408), (5416, 61230), (6123, 54160), (6280, 52806), (6770, 48984), (7536, 44005), (8124, 40820), (8164, 40620), (8801, 37680), (9420, 35204), (10155, 32656), (10205, 32496), (10832, 30615), (12246, 27080), (12560, 26403), (13540, 24492), (16248, 20410), (16328, 20310), (17602, 18840)]