207800180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12473}}^1$

素因数の和:12513

約数の個数: 72

約数和(自身を含む): 537529608

約数和(自身を除く): 329729428

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 8330, 12473, 16660, 24946, 49892, 62365, 87311, 124730, 174622, 212041, 249460, 349244, 424082, 436555, 611177, 848164, 873110, 1060205, 1222354, 1484287, 1746220, 2120410, 2444708, 2968574, 3055885, 4240820, 5937148, 6111770, 7421435, 10390009, 12223540, 14842870, 20780018, 29685740, 41560036, 51950045, 103900090, 207800180]

約数ペア:

[(1, 207800180), (2, 103900090), (4, 51950045), (5, 41560036), (7, 29685740), (10, 20780018), (14, 14842870), (17, 12223540), (20, 10390009), (28, 7421435), (34, 6111770), (35, 5937148), (49, 4240820), (68, 3055885), (70, 2968574), (85, 2444708), (98, 2120410), (119, 1746220), (140, 1484287), (170, 1222354), (196, 1060205), (238, 873110), (245, 848164), (340, 611177), (476, 436555), (490, 424082), (595, 349244), (833, 249460), (980, 212041), (1190, 174622), (1666, 124730), (2380, 87311), (3332, 62365), (4165, 49892), (8330, 24946), (12473, 16660)]