90128880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{829}}^1$

素因数の和:999

約数の個数: 120

約数和(自身を含む): 305054880

約数和(自身を除く): 214926000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 151, 180, 240, 302, 360, 453, 604, 720, 755, 829, 906, 1208, 1359, 1510, 1658, 1812, 2265, 2416, 2487, 2718, 3020, 3316, 3624, 4145, 4530, 4974, 5436, 6040, 6632, 6795, 7248, 7461, 8290, 9060, 9948, 10872, 12080, 12435, 13264, 13590, 14922, 16580, 18120, 19896, 21744, 24870, 27180, 29844, 33160, 36240, 37305, 39792, 49740, 54360, 59688, 66320, 74610, 99480, 108720, 119376, 125179, 149220, 198960, 250358, 298440, 375537, 500716, 596880, 625895, 751074, 1001432, 1126611, 1251790, 1502148, 1877685, 2002864, 2253222, 2503580, 3004296, 3755370, 4506444, 5007160, 5633055, 6008592, 7510740, 9012888, 10014320, 11266110, 15021480, 18025776, 22532220, 30042960, 45064440, 90128880]

約数ペア:

[(1, 90128880), (2, 45064440), (3, 30042960), (4, 22532220), (5, 18025776), (6, 15021480), (8, 11266110), (9, 10014320), (10, 9012888), (12, 7510740), (15, 6008592), (16, 5633055), (18, 5007160), (20, 4506444), (24, 3755370), (30, 3004296), (36, 2503580), (40, 2253222), (45, 2002864), (48, 1877685), (60, 1502148), (72, 1251790), (80, 1126611), (90, 1001432), (120, 751074), (144, 625895), (151, 596880), (180, 500716), (240, 375537), (302, 298440), (360, 250358), (453, 198960), (604, 149220), (720, 125179), (755, 119376), (829, 108720), (906, 99480), (1208, 74610), (1359, 66320), (1510, 59688), (1658, 54360), (1812, 49740), (2265, 39792), (2416, 37305), (2487, 36240), (2718, 33160), (3020, 29844), (3316, 27180), (3624, 24870), (4145, 21744), (4530, 19896), (4974, 18120), (5436, 16580), (6040, 14922), (6632, 13590), (6795, 13264), (7248, 12435), (7461, 12080), (8290, 10872), (9060, 9948)]