206798340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{492377}}^1$

素因数の和:492396

約数の個数: 48

約数和(自身を含む): 661756032

約数和(自身を除く): 454957692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 492377, 984754, 1477131, 1969508, 2461885, 2954262, 3446639, 4923770, 5908524, 6893278, 7385655, 9847540, 10339917, 13786556, 14771310, 17233195, 20679834, 29542620, 34466390, 41359668, 51699585, 68932780, 103399170, 206798340]

約数ペア:

[(1, 206798340), (2, 103399170), (3, 68932780), (4, 51699585), (5, 41359668), (6, 34466390), (7, 29542620), (10, 20679834), (12, 17233195), (14, 14771310), (15, 13786556), (20, 10339917), (21, 9847540), (28, 7385655), (30, 6893278), (35, 5908524), (42, 4923770), (60, 3446639), (70, 2954262), (84, 2461885), (105, 1969508), (140, 1477131), (210, 984754), (420, 492377)]