90857760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3863}}^1$

素因数の和:3895

約数の個数: 144

約数和(自身を含む): 333014976

約数和(自身を除く): 242157216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3863, 3920, 4704, 5880, 7726, 7840, 11589, 11760, 15452, 19315, 23178, 23520, 27041, 30904, 38630, 46356, 54082, 57945, 61808, 77260, 81123, 92712, 108164, 115890, 123616, 135205, 154520, 162246, 185424, 189287, 216328, 231780, 270410, 309040, 324492, 370848, 378574, 405615, 432656, 463560, 540820, 567861, 618080, 648984, 757148, 811230, 865312, 927120, 946435, 1081640, 1135722, 1297968, 1514296, 1622460, 1854240, 1892870, 2163280, 2271444, 2595936, 2839305, 3028592, 3244920, 3785740, 4326560, 4542888, 5678610, 6057184, 6489840, 7571480, 9085776, 11357220, 12979680, 15142960, 18171552, 22714440, 30285920, 45428880, 90857760]

約数ペア:

[(1, 90857760), (2, 45428880), (3, 30285920), (4, 22714440), (5, 18171552), (6, 15142960), (7, 12979680), (8, 11357220), (10, 9085776), (12, 7571480), (14, 6489840), (15, 6057184), (16, 5678610), (20, 4542888), (21, 4326560), (24, 3785740), (28, 3244920), (30, 3028592), (32, 2839305), (35, 2595936), (40, 2271444), (42, 2163280), (48, 1892870), (49, 1854240), (56, 1622460), (60, 1514296), (70, 1297968), (80, 1135722), (84, 1081640), (96, 946435), (98, 927120), (105, 865312), (112, 811230), (120, 757148), (140, 648984), (147, 618080), (160, 567861), (168, 540820), (196, 463560), (210, 432656), (224, 405615), (240, 378574), (245, 370848), (280, 324492), (294, 309040), (336, 270410), (392, 231780), (420, 216328), (480, 189287), (490, 185424), (560, 162246), (588, 154520), (672, 135205), (735, 123616), (784, 115890), (840, 108164), (980, 92712), (1120, 81123), (1176, 77260), (1470, 61808), (1568, 57945), (1680, 54082), (1960, 46356), (2352, 38630), (2940, 30904), (3360, 27041), (3863, 23520), (3920, 23178), (4704, 19315), (5880, 15452), (7726, 11760), (7840, 11589)]