121021740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:852

約数の個数: 144

約数和(自身を含む): 423171840

約数和(自身を除く): 302150100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 278, 315, 417, 420, 556, 630, 691, 695, 834, 973, 1251, 1260, 1382, 1390, 1668, 1946, 2073, 2085, 2502, 2764, 2780, 2919, 3455, 3892, 4146, 4170, 4837, 4865, 5004, 5838, 6219, 6255, 6910, 8292, 8340, 8757, 9674, 9730, 10365, 11676, 12438, 12510, 13820, 14511, 14595, 17514, 19348, 19460, 20730, 24185, 24876, 25020, 29022, 29190, 31095, 35028, 41460, 43533, 43785, 48370, 58044, 58380, 62190, 72555, 87066, 87570, 96049, 96740, 124380, 145110, 174132, 175140, 192098, 217665, 288147, 290220, 384196, 435330, 480245, 576294, 672343, 864441, 870660, 960490, 1152588, 1344686, 1440735, 1728882, 1920980, 2017029, 2689372, 2881470, 3361715, 3457764, 4034058, 4322205, 5762940, 6051087, 6723430, 8068116, 8644410, 10085145, 12102174, 13446860, 17288820, 20170290, 24204348, 30255435, 40340580, 60510870, 121021740]

約数ペア:

[(1, 121021740), (2, 60510870), (3, 40340580), (4, 30255435), (5, 24204348), (6, 20170290), (7, 17288820), (9, 13446860), (10, 12102174), (12, 10085145), (14, 8644410), (15, 8068116), (18, 6723430), (20, 6051087), (21, 5762940), (28, 4322205), (30, 4034058), (35, 3457764), (36, 3361715), (42, 2881470), (45, 2689372), (60, 2017029), (63, 1920980), (70, 1728882), (84, 1440735), (90, 1344686), (105, 1152588), (126, 960490), (139, 870660), (140, 864441), (180, 672343), (210, 576294), (252, 480245), (278, 435330), (315, 384196), (417, 290220), (420, 288147), (556, 217665), (630, 192098), (691, 175140), (695, 174132), (834, 145110), (973, 124380), (1251, 96740), (1260, 96049), (1382, 87570), (1390, 87066), (1668, 72555), (1946, 62190), (2073, 58380), (2085, 58044), (2502, 48370), (2764, 43785), (2780, 43533), (2919, 41460), (3455, 35028), (3892, 31095), (4146, 29190), (4170, 29022), (4837, 25020), (4865, 24876), (5004, 24185), (5838, 20730), (6219, 19460), (6255, 19348), (6910, 17514), (8292, 14595), (8340, 14511), (8757, 13820), (9674, 12510), (9730, 12438), (10365, 11676)]