251486640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{673}}^1$

素因数の和:868

約数の個数: 160

約数和(自身を含む): 872533440

約数和(自身を除く): 621046800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 173, 180, 216, 240, 270, 346, 360, 432, 519, 540, 673, 692, 720, 865, 1038, 1080, 1346, 1384, 1557, 1730, 2019, 2076, 2160, 2595, 2692, 2768, 3114, 3365, 3460, 4038, 4152, 4671, 5190, 5384, 6057, 6228, 6730, 6920, 7785, 8076, 8304, 9342, 10095, 10380, 10768, 12114, 12456, 13460, 13840, 15570, 16152, 18171, 18684, 20190, 20760, 23355, 24228, 24912, 26920, 30285, 31140, 32304, 36342, 37368, 40380, 41520, 46710, 48456, 53840, 60570, 62280, 72684, 74736, 80760, 90855, 93420, 96912, 116429, 121140, 124560, 145368, 161520, 181710, 186840, 232858, 242280, 290736, 349287, 363420, 373680, 465716, 484560, 582145, 698574, 726840, 931432, 1047861, 1164290, 1397148, 1453680, 1746435, 1862864, 2095722, 2328580, 2794296, 3143583, 3492870, 4191444, 4657160, 5239305, 5588592, 6287166, 6985740, 8382888, 9314320, 10478610, 12574332, 13971480, 15717915, 16765776, 20957220, 25148664, 27942960, 31435830, 41914440, 50297328, 62871660, 83828880, 125743320, 251486640]

約数ペア:

[(1, 251486640), (2, 125743320), (3, 83828880), (4, 62871660), (5, 50297328), (6, 41914440), (8, 31435830), (9, 27942960), (10, 25148664), (12, 20957220), (15, 16765776), (16, 15717915), (18, 13971480), (20, 12574332), (24, 10478610), (27, 9314320), (30, 8382888), (36, 6985740), (40, 6287166), (45, 5588592), (48, 5239305), (54, 4657160), (60, 4191444), (72, 3492870), (80, 3143583), (90, 2794296), (108, 2328580), (120, 2095722), (135, 1862864), (144, 1746435), (173, 1453680), (180, 1397148), (216, 1164290), (240, 1047861), (270, 931432), (346, 726840), (360, 698574), (432, 582145), (519, 484560), (540, 465716), (673, 373680), (692, 363420), (720, 349287), (865, 290736), (1038, 242280), (1080, 232858), (1346, 186840), (1384, 181710), (1557, 161520), (1730, 145368), (2019, 124560), (2076, 121140), (2160, 116429), (2595, 96912), (2692, 93420), (2768, 90855), (3114, 80760), (3365, 74736), (3460, 72684), (4038, 62280), (4152, 60570), (4671, 53840), (5190, 48456), (5384, 46710), (6057, 41520), (6228, 40380), (6730, 37368), (6920, 36342), (7785, 32304), (8076, 31140), (8304, 30285), (9342, 26920), (10095, 24912), (10380, 24228), (10768, 23355), (12114, 20760), (12456, 20190), (13460, 18684), (13840, 18171), (15570, 16152)]