161268912

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1311

約数の個数: 120

約数和(自身を含む): 519966720

約数和(自身を除く): 358697808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 139, 144, 168, 252, 278, 336, 417, 504, 556, 834, 973, 1008, 1112, 1151, 1251, 1668, 1946, 2224, 2302, 2502, 2919, 3336, 3453, 3892, 4604, 5004, 5838, 6672, 6906, 7784, 8057, 8757, 9208, 10008, 10359, 11676, 13812, 15568, 16114, 17514, 18416, 20016, 20718, 23352, 24171, 27624, 32228, 35028, 41436, 46704, 48342, 55248, 64456, 70056, 72513, 82872, 96684, 128912, 140112, 145026, 159989, 165744, 193368, 290052, 319978, 386736, 479967, 580104, 639956, 959934, 1119923, 1160208, 1279912, 1439901, 1919868, 2239846, 2559824, 2879802, 3359769, 3839736, 4479692, 5759604, 6719538, 7679472, 8959384, 10079307, 11519208, 13439076, 17918768, 20158614, 23038416, 26878152, 40317228, 53756304, 80634456, 161268912]

約数ペア:

[(1, 161268912), (2, 80634456), (3, 53756304), (4, 40317228), (6, 26878152), (7, 23038416), (8, 20158614), (9, 17918768), (12, 13439076), (14, 11519208), (16, 10079307), (18, 8959384), (21, 7679472), (24, 6719538), (28, 5759604), (36, 4479692), (42, 3839736), (48, 3359769), (56, 2879802), (63, 2559824), (72, 2239846), (84, 1919868), (112, 1439901), (126, 1279912), (139, 1160208), (144, 1119923), (168, 959934), (252, 639956), (278, 580104), (336, 479967), (417, 386736), (504, 319978), (556, 290052), (834, 193368), (973, 165744), (1008, 159989), (1112, 145026), (1151, 140112), (1251, 128912), (1668, 96684), (1946, 82872), (2224, 72513), (2302, 70056), (2502, 64456), (2919, 55248), (3336, 48342), (3453, 46704), (3892, 41436), (4604, 35028), (5004, 32228), (5838, 27624), (6672, 24171), (6906, 23352), (7784, 20718), (8057, 20016), (8757, 18416), (9208, 17514), (10008, 16114), (10359, 15568), (11676, 13812)]