2628120720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{67181}}^1$

素因数の和:67360

約数の個数: 80

約数和(自身を含む): 8197278912

約数和(自身を除く): 5569158192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 6520, 7824, 9780, 13040, 19560, 39120, 67181, 134362, 201543, 268724, 335905, 403086, 537448, 671810, 806172, 1007715, 1074896, 1343620, 1612344, 2015430, 2687240, 3224688, 4030860, 5374480, 8061720, 10950503, 16123440, 21901006, 32851509, 43802012, 54752515, 65703018, 87604024, 109505030, 131406036, 164257545, 175208048, 219010060, 262812072, 328515090, 438020120, 525624144, 657030180, 876040240, 1314060360, 2628120720]

約数ペア:

[(1, 2628120720), (2, 1314060360), (3, 876040240), (4, 657030180), (5, 525624144), (6, 438020120), (8, 328515090), (10, 262812072), (12, 219010060), (15, 175208048), (16, 164257545), (20, 131406036), (24, 109505030), (30, 87604024), (40, 65703018), (48, 54752515), (60, 43802012), (80, 32851509), (120, 21901006), (163, 16123440), (240, 10950503), (326, 8061720), (489, 5374480), (652, 4030860), (815, 3224688), (978, 2687240), (1304, 2015430), (1630, 1612344), (1956, 1343620), (2445, 1074896), (2608, 1007715), (3260, 806172), (3912, 671810), (4890, 537448), (6520, 403086), (7824, 335905), (9780, 268724), (13040, 201543), (19560, 134362), (39120, 67181)]