331231320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{131441}}^1$

素因数の和:131465

約数の個数: 96

約数和(自身を含む): 1230297120

約数和(自身を除く): 899065800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 131441, 262882, 394323, 525764, 657205, 788646, 920087, 1051528, 1182969, 1314410, 1577292, 1840174, 1971615, 2365938, 2628820, 2760261, 3154584, 3680348, 3943230, 4600435, 4731876, 5257640, 5520522, 5914845, 7360696, 7886460, 8280783, 9200870, 9463752, 11041044, 11829690, 13801305, 15772920, 16561566, 18401740, 22082088, 23659380, 27602610, 33123132, 36803480, 41403915, 47318760, 55205220, 66246264, 82807830, 110410440, 165615660, 331231320]

約数ペア:

[(1, 331231320), (2, 165615660), (3, 110410440), (4, 82807830), (5, 66246264), (6, 55205220), (7, 47318760), (8, 41403915), (9, 36803480), (10, 33123132), (12, 27602610), (14, 23659380), (15, 22082088), (18, 18401740), (20, 16561566), (21, 15772920), (24, 13801305), (28, 11829690), (30, 11041044), (35, 9463752), (36, 9200870), (40, 8280783), (42, 7886460), (45, 7360696), (56, 5914845), (60, 5520522), (63, 5257640), (70, 4731876), (72, 4600435), (84, 3943230), (90, 3680348), (105, 3154584), (120, 2760261), (126, 2628820), (140, 2365938), (168, 1971615), (180, 1840174), (210, 1577292), (252, 1314410), (280, 1182969), (315, 1051528), (360, 920087), (420, 788646), (504, 657205), (630, 525764), (840, 394323), (1260, 262882), (2520, 131441)]