621251640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12239}}^1$

素因数の和:12306

約数の個数: 128

約数和(自身を含む): 2115072000

約数和(自身を除く): 1493820360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 705, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2538, 2820, 3384, 4230, 5076, 5640, 6345, 8460, 10152, 12239, 12690, 16920, 24478, 25380, 36717, 48956, 50760, 61195, 73434, 97912, 110151, 122390, 146868, 183585, 220302, 244780, 293736, 330453, 367170, 440604, 489560, 550755, 575233, 660906, 734340, 881208, 1101510, 1150466, 1321812, 1468680, 1652265, 1725699, 2203020, 2300932, 2643624, 2876165, 3304530, 3451398, 4406040, 4601864, 5177097, 5752330, 6609060, 6902796, 8628495, 10354194, 11504660, 13218120, 13805592, 15531291, 17256990, 20708388, 23009320, 25885485, 31062582, 34513980, 41416776, 51770970, 62125164, 69027960, 77656455, 103541940, 124250328, 155312910, 207083880, 310625820, 621251640]

約数ペア:

[(1, 621251640), (2, 310625820), (3, 207083880), (4, 155312910), (5, 124250328), (6, 103541940), (8, 77656455), (9, 69027960), (10, 62125164), (12, 51770970), (15, 41416776), (18, 34513980), (20, 31062582), (24, 25885485), (27, 23009320), (30, 20708388), (36, 17256990), (40, 15531291), (45, 13805592), (47, 13218120), (54, 11504660), (60, 10354194), (72, 8628495), (90, 6902796), (94, 6609060), (108, 5752330), (120, 5177097), (135, 4601864), (141, 4406040), (180, 3451398), (188, 3304530), (216, 2876165), (235, 2643624), (270, 2300932), (282, 2203020), (360, 1725699), (376, 1652265), (423, 1468680), (470, 1321812), (540, 1150466), (564, 1101510), (705, 881208), (846, 734340), (940, 660906), (1080, 575233), (1128, 550755), (1269, 489560), (1410, 440604), (1692, 367170), (1880, 330453), (2115, 293736), (2538, 244780), (2820, 220302), (3384, 183585), (4230, 146868), (5076, 122390), (5640, 110151), (6345, 97912), (8460, 73434), (10152, 61195), (12239, 50760), (12690, 48956), (16920, 36717), (24478, 25380)]