315031360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{140639}}^1$

素因数の和:140663

約数の個数: 56

約数和(自身を含む): 857341440

約数和(自身を除く): 542310080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 140639, 281278, 562556, 703195, 984473, 1125112, 1406390, 1968946, 2250224, 2812780, 3937892, 4500448, 4922365, 5625560, 7875784, 9000896, 9844730, 11251120, 15751568, 19689460, 22502240, 31503136, 39378920, 45004480, 63006272, 78757840, 157515680, 315031360]

約数ペア:

[(1, 315031360), (2, 157515680), (4, 78757840), (5, 63006272), (7, 45004480), (8, 39378920), (10, 31503136), (14, 22502240), (16, 19689460), (20, 15751568), (28, 11251120), (32, 9844730), (35, 9000896), (40, 7875784), (56, 5625560), (64, 4922365), (70, 4500448), (80, 3937892), (112, 2812780), (140, 2250224), (160, 1968946), (224, 1406390), (280, 1125112), (320, 984473), (448, 703195), (560, 562556), (1120, 281278), (2240, 140639)]