157519040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{70321}}^1$

素因数の和:70345

約数の個数: 56

約数和(自身を含む): 428682912

約数和(自身を除く): 271163872

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, 70321, 140642, 281284, 351605, 492247, 562568, 703210, 984494, 1125136, 1406420, 1968988, 2250272, 2461235, 2812840, 3937976, 4500544, 4922470, 5625680, 7875952, 9844940, 11251360, 15751904, 19689880, 22502720, 31503808, 39379760, 78759520, 157519040]

約数ペア:

[(1, 157519040), (2, 78759520), (4, 39379760), (5, 31503808), (7, 22502720), (8, 19689880), (10, 15751904), (14, 11251360), (16, 9844940), (20, 7875952), (28, 5625680), (32, 4922470), (35, 4500544), (40, 3937976), (56, 2812840), (64, 2461235), (70, 2250272), (80, 1968988), (112, 1406420), (140, 1125136), (160, 984494), (224, 703210), (280, 562568), (320, 492247), (448, 351605), (560, 281284), (1120, 140642), (2240, 70321)]