189992600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19387}}^1$

素因数の和:19417

約数の個数: 72

約数和(自身を含む): 513878940

約数和(自身を除く): 323886340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 19387, 38774, 77548, 96935, 135709, 155096, 193870, 271418, 387740, 484675, 542836, 678545, 775480, 949963, 969350, 1085672, 1357090, 1899926, 1938700, 2714180, 3392725, 3799852, 3877400, 4749815, 5428360, 6785450, 7599704, 9499630, 13570900, 18999260, 23749075, 27141800, 37998520, 47498150, 94996300, 189992600]

約数ペア:

[(1, 189992600), (2, 94996300), (4, 47498150), (5, 37998520), (7, 27141800), (8, 23749075), (10, 18999260), (14, 13570900), (20, 9499630), (25, 7599704), (28, 6785450), (35, 5428360), (40, 4749815), (49, 3877400), (50, 3799852), (56, 3392725), (70, 2714180), (98, 1938700), (100, 1899926), (140, 1357090), (175, 1085672), (196, 969350), (200, 949963), (245, 775480), (280, 678545), (350, 542836), (392, 484675), (490, 387740), (700, 271418), (980, 193870), (1225, 155096), (1400, 135709), (1960, 96935), (2450, 77548), (4900, 38774), (9800, 19387)]