205862160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{677}}^1$

素因数の和:881

約数の個数: 160

約数和(自身を含む): 734452992

約数和(自身を除く): 528590832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 677, 724, 840, 905, 1086, 1267, 1354, 1448, 1680, 1810, 2031, 2172, 2534, 2708, 2715, 2896, 3385, 3620, 3801, 4062, 4344, 4739, 5068, 5416, 5430, 6335, 6770, 7240, 7602, 8124, 8688, 9478, 10136, 10155, 10832, 10860, 12670, 13540, 14217, 14480, 15204, 16248, 18956, 19005, 20272, 20310, 21720, 23695, 25340, 27080, 28434, 30408, 32496, 37912, 38010, 40620, 43440, 47390, 50680, 54160, 56868, 60816, 71085, 75824, 76020, 81240, 94780, 101360, 113736, 122537, 142170, 152040, 162480, 189560, 227472, 245074, 284340, 304080, 367611, 379120, 490148, 568680, 612685, 735222, 857759, 980296, 1137360, 1225370, 1470444, 1715518, 1838055, 1960592, 2450740, 2573277, 2940888, 3431036, 3676110, 4288795, 4901480, 5146554, 5881776, 6862072, 7352220, 8577590, 9802960, 10293108, 12866385, 13724144, 14704440, 17155180, 20586216, 25732770, 29408880, 34310360, 41172432, 51465540, 68620720, 102931080, 205862160]

約数ペア:

[(1, 205862160), (2, 102931080), (3, 68620720), (4, 51465540), (5, 41172432), (6, 34310360), (7, 29408880), (8, 25732770), (10, 20586216), (12, 17155180), (14, 14704440), (15, 13724144), (16, 12866385), (20, 10293108), (21, 9802960), (24, 8577590), (28, 7352220), (30, 6862072), (35, 5881776), (40, 5146554), (42, 4901480), (48, 4288795), (56, 3676110), (60, 3431036), (70, 2940888), (80, 2573277), (84, 2450740), (105, 1960592), (112, 1838055), (120, 1715518), (140, 1470444), (168, 1225370), (181, 1137360), (210, 980296), (240, 857759), (280, 735222), (336, 612685), (362, 568680), (420, 490148), (543, 379120), (560, 367611), (677, 304080), (724, 284340), (840, 245074), (905, 227472), (1086, 189560), (1267, 162480), (1354, 152040), (1448, 142170), (1680, 122537), (1810, 113736), (2031, 101360), (2172, 94780), (2534, 81240), (2708, 76020), (2715, 75824), (2896, 71085), (3385, 60816), (3620, 56868), (3801, 54160), (4062, 50680), (4344, 47390), (4739, 43440), (5068, 40620), (5416, 38010), (5430, 37912), (6335, 32496), (6770, 30408), (7240, 28434), (7602, 27080), (8124, 25340), (8688, 23695), (9478, 21720), (10136, 20310), (10155, 20272), (10832, 19005), (10860, 18956), (12670, 16248), (13540, 15204), (14217, 14480)]