208519560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1489}}^1$

素因数の和:1895

約数の個数: 96

約数和(自身を含む): 679887000

約数和(自身を除く): 471367440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 778, 1167, 1489, 1556, 1945, 2334, 2978, 3112, 3501, 3890, 4467, 4668, 5835, 5956, 7002, 7445, 7780, 8934, 9336, 11670, 11912, 13401, 14004, 14890, 15560, 17505, 17868, 22335, 23340, 26802, 28008, 29780, 35010, 35736, 44670, 46680, 53604, 59560, 67005, 70020, 89340, 107208, 134010, 140040, 178680, 268020, 536040, 579221, 1158442, 1737663, 2316884, 2896105, 3475326, 4633768, 5212989, 5792210, 6950652, 8688315, 10425978, 11584420, 13901304, 17376630, 20851956, 23168840, 26064945, 34753260, 41703912, 52129890, 69506520, 104259780, 208519560]

約数ペア:

[(1, 208519560), (2, 104259780), (3, 69506520), (4, 52129890), (5, 41703912), (6, 34753260), (8, 26064945), (9, 23168840), (10, 20851956), (12, 17376630), (15, 13901304), (18, 11584420), (20, 10425978), (24, 8688315), (30, 6950652), (36, 5792210), (40, 5212989), (45, 4633768), (60, 3475326), (72, 2896105), (90, 2316884), (120, 1737663), (180, 1158442), (360, 579221), (389, 536040), (778, 268020), (1167, 178680), (1489, 140040), (1556, 134010), (1945, 107208), (2334, 89340), (2978, 70020), (3112, 67005), (3501, 59560), (3890, 53604), (4467, 46680), (4668, 44670), (5835, 35736), (5956, 35010), (7002, 29780), (7445, 28008), (7780, 26802), (8934, 23340), (9336, 22335), (11670, 17868), (11912, 17505), (13401, 15560), (14004, 14890)]