157515680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{140639}}^1$

素因数の和:140661

約数の個数: 48

約数和(自身を含む): 425295360

約数和(自身を除く): 267779680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 140639, 281278, 562556, 703195, 984473, 1125112, 1406390, 1968946, 2250224, 2812780, 3937892, 4500448, 4922365, 5625560, 7875784, 9844730, 11251120, 15751568, 19689460, 22502240, 31503136, 39378920, 78757840, 157515680]

約数ペア:

[(1, 157515680), (2, 78757840), (4, 39378920), (5, 31503136), (7, 22502240), (8, 19689460), (10, 15751568), (14, 11251120), (16, 9844730), (20, 7875784), (28, 5625560), (32, 4922365), (35, 4500448), (40, 3937892), (56, 2812780), (70, 2250224), (80, 1968946), (112, 1406390), (140, 1125112), (160, 984473), (224, 703195), (280, 562556), (560, 281278), (1120, 140639)]