157965780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{661}}^1$

素因数の和:1249

約数の個数: 96

約数和(自身を含む): 507144960

約数和(自身を除く): 349179180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 569, 661, 1138, 1322, 1707, 1983, 2276, 2644, 2845, 3305, 3414, 3966, 3983, 4627, 5690, 6610, 6828, 7932, 7966, 8535, 9254, 9915, 11380, 11949, 13220, 13881, 15932, 17070, 18508, 19830, 19915, 23135, 23898, 27762, 34140, 39660, 39830, 46270, 47796, 55524, 59745, 69405, 79660, 92540, 119490, 138810, 238980, 277620, 376109, 752218, 1128327, 1504436, 1880545, 2256654, 2632763, 3761090, 4513308, 5265526, 5641635, 7522180, 7898289, 10531052, 11283270, 13163815, 15796578, 22566540, 26327630, 31593156, 39491445, 52655260, 78982890, 157965780]

約数ペア:

[(1, 157965780), (2, 78982890), (3, 52655260), (4, 39491445), (5, 31593156), (6, 26327630), (7, 22566540), (10, 15796578), (12, 13163815), (14, 11283270), (15, 10531052), (20, 7898289), (21, 7522180), (28, 5641635), (30, 5265526), (35, 4513308), (42, 3761090), (60, 2632763), (70, 2256654), (84, 1880545), (105, 1504436), (140, 1128327), (210, 752218), (420, 376109), (569, 277620), (661, 238980), (1138, 138810), (1322, 119490), (1707, 92540), (1983, 79660), (2276, 69405), (2644, 59745), (2845, 55524), (3305, 47796), (3414, 46270), (3966, 39830), (3983, 39660), (4627, 34140), (5690, 27762), (6610, 23898), (6828, 23135), (7932, 19915), (7966, 19830), (8535, 18508), (9254, 17070), (9915, 15932), (11380, 13881), (11949, 13220)]