51645780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{599}}^1$

素因数の和:1093

約数の個数: 72

約数和(自身を含む): 157248000

約数和(自身を除く): 105602220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 599, 958, 1198, 1437, 1797, 1916, 2395, 2396, 2874, 2995, 3594, 4311, 4790, 5391, 5748, 5990, 7185, 7188, 8622, 8985, 9580, 10782, 11980, 14370, 17244, 17970, 21555, 21564, 26955, 28740, 35940, 43110, 53910, 86220, 107820, 286921, 573842, 860763, 1147684, 1434605, 1721526, 2582289, 2869210, 3443052, 4303815, 5164578, 5738420, 8607630, 10329156, 12911445, 17215260, 25822890, 51645780]

約数ペア:

[(1, 51645780), (2, 25822890), (3, 17215260), (4, 12911445), (5, 10329156), (6, 8607630), (9, 5738420), (10, 5164578), (12, 4303815), (15, 3443052), (18, 2869210), (20, 2582289), (30, 1721526), (36, 1434605), (45, 1147684), (60, 860763), (90, 573842), (180, 286921), (479, 107820), (599, 86220), (958, 53910), (1198, 43110), (1437, 35940), (1797, 28740), (1916, 26955), (2395, 21564), (2396, 21555), (2874, 17970), (2995, 17244), (3594, 14370), (4311, 11980), (4790, 10782), (5391, 9580), (5748, 8985), (5990, 8622), (7185, 7188)]