668295040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{149173}}^1$

素因数の和:149199

約数の個数: 64

約数和(自身を含む): 1825889760

約数和(自身を除く): 1157594720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 149173, 298346, 596692, 745865, 1044211, 1193384, 1491730, 2088422, 2386768, 2983460, 4176844, 4773536, 5221055, 5966920, 8353688, 9547072, 10442110, 11933840, 16707376, 19094144, 20884220, 23867680, 33414752, 41768440, 47735360, 66829504, 83536880, 95470720, 133659008, 167073760, 334147520, 668295040]

約数ペア:

[(1, 668295040), (2, 334147520), (4, 167073760), (5, 133659008), (7, 95470720), (8, 83536880), (10, 66829504), (14, 47735360), (16, 41768440), (20, 33414752), (28, 23867680), (32, 20884220), (35, 19094144), (40, 16707376), (56, 11933840), (64, 10442110), (70, 9547072), (80, 8353688), (112, 5966920), (128, 5221055), (140, 4773536), (160, 4176844), (224, 2983460), (280, 2386768), (320, 2088422), (448, 1491730), (560, 1193384), (640, 1044211), (896, 745865), (1120, 596692), (2240, 298346), (4480, 149173)]