660647520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35291}}^1$

素因数の和:35325

約数の個数: 144

約数和(自身を含む): 2427948432

約数和(自身を除く): 1767300912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 35291, 70582, 105873, 141164, 176455, 211746, 282328, 317619, 352910, 423492, 458783, 529365, 564656, 635238, 705820, 846984, 917566, 1058730, 1129312, 1270476, 1376349, 1411640, 1588095, 1693968, 1835132, 2117460, 2293915, 2540952, 2752698, 2823280, 3176190, 3387936, 3670264, 4129047, 4234920, 4587830, 5081904, 5505396, 5646560, 6352380, 6881745, 7340528, 8258094, 8469840, 9175660, 10163808, 11010792, 12704760, 13763490, 14681056, 16516188, 16939680, 18351320, 20645235, 22021584, 25409520, 27526980, 33032376, 36702640, 41290470, 44043168, 50819040, 55053960, 66064752, 73405280, 82580940, 110107920, 132129504, 165161880, 220215840, 330323760, 660647520]

約数ペア:

[(1, 660647520), (2, 330323760), (3, 220215840), (4, 165161880), (5, 132129504), (6, 110107920), (8, 82580940), (9, 73405280), (10, 66064752), (12, 55053960), (13, 50819040), (15, 44043168), (16, 41290470), (18, 36702640), (20, 33032376), (24, 27526980), (26, 25409520), (30, 22021584), (32, 20645235), (36, 18351320), (39, 16939680), (40, 16516188), (45, 14681056), (48, 13763490), (52, 12704760), (60, 11010792), (65, 10163808), (72, 9175660), (78, 8469840), (80, 8258094), (90, 7340528), (96, 6881745), (104, 6352380), (117, 5646560), (120, 5505396), (130, 5081904), (144, 4587830), (156, 4234920), (160, 4129047), (180, 3670264), (195, 3387936), (208, 3176190), (234, 2823280), (240, 2752698), (260, 2540952), (288, 2293915), (312, 2117460), (360, 1835132), (390, 1693968), (416, 1588095), (468, 1411640), (480, 1376349), (520, 1270476), (585, 1129312), (624, 1058730), (720, 917566), (780, 846984), (936, 705820), (1040, 635238), (1170, 564656), (1248, 529365), (1440, 458783), (1560, 423492), (1872, 352910), (2080, 317619), (2340, 282328), (3120, 211746), (3744, 176455), (4680, 141164), (6240, 105873), (9360, 70582), (18720, 35291)]