7486380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 26208000

約数和(自身を除く): 18721620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 199, 209, 220, 228, 285, 330, 342, 380, 396, 398, 418, 495, 570, 597, 627, 660, 684, 796, 836, 855, 990, 995, 1045, 1140, 1194, 1254, 1710, 1791, 1881, 1980, 1990, 2090, 2189, 2388, 2508, 2985, 3135, 3420, 3582, 3762, 3781, 3980, 4180, 4378, 5970, 6270, 6567, 7164, 7524, 7562, 8756, 8955, 9405, 10945, 11343, 11940, 12540, 13134, 15124, 17910, 18810, 18905, 19701, 21890, 22686, 26268, 32835, 34029, 35820, 37620, 37810, 39402, 41591, 43780, 45372, 56715, 65670, 68058, 75620, 78804, 83182, 98505, 113430, 124773, 131340, 136116, 166364, 170145, 197010, 207955, 226860, 249546, 340290, 374319, 394020, 415910, 499092, 623865, 680580, 748638, 831820, 1247730, 1497276, 1871595, 2495460, 3743190, 7486380]

約数ペア:

[(1, 7486380), (2, 3743190), (3, 2495460), (4, 1871595), (5, 1497276), (6, 1247730), (9, 831820), (10, 748638), (11, 680580), (12, 623865), (15, 499092), (18, 415910), (19, 394020), (20, 374319), (22, 340290), (30, 249546), (33, 226860), (36, 207955), (38, 197010), (44, 170145), (45, 166364), (55, 136116), (57, 131340), (60, 124773), (66, 113430), (76, 98505), (90, 83182), (95, 78804), (99, 75620), (110, 68058), (114, 65670), (132, 56715), (165, 45372), (171, 43780), (180, 41591), (190, 39402), (198, 37810), (199, 37620), (209, 35820), (220, 34029), (228, 32835), (285, 26268), (330, 22686), (342, 21890), (380, 19701), (396, 18905), (398, 18810), (418, 17910), (495, 15124), (570, 13134), (597, 12540), (627, 11940), (660, 11343), (684, 10945), (796, 9405), (836, 8955), (855, 8756), (990, 7562), (995, 7524), (1045, 7164), (1140, 6567), (1194, 6270), (1254, 5970), (1710, 4378), (1791, 4180), (1881, 3980), (1980, 3781), (1990, 3762), (2090, 3582), (2189, 3420), (2388, 3135), (2508, 2985)]