266972080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{196303}}^1$

素因数の和:196333

約数の個数: 40

約数和(自身を含む): 657225792

約数和(自身を除く): 390253712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 196303, 392606, 785212, 981515, 1570424, 1963030, 3140848, 3337151, 3926060, 6674302, 7852120, 13348604, 15704240, 16685755, 26697208, 33371510, 53394416, 66743020, 133486040, 266972080]

約数ペア:

[(1, 266972080), (2, 133486040), (4, 66743020), (5, 53394416), (8, 33371510), (10, 26697208), (16, 16685755), (17, 15704240), (20, 13348604), (34, 7852120), (40, 6674302), (68, 3926060), (80, 3337151), (85, 3140848), (136, 1963030), (170, 1570424), (272, 981515), (340, 785212), (680, 392606), (1360, 196303)]