66496640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{14843}}^1$

素因数の和:14869

約数の個数: 64

約数和(自身を含む): 181690560

約数和(自身を除く): 115193920

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, 14843, 29686, 59372, 74215, 103901, 118744, 148430, 207802, 237488, 296860, 415604, 474976, 519505, 593720, 831208, 949952, 1039010, 1187440, 1662416, 1899904, 2078020, 2374880, 3324832, 4156040, 4749760, 6649664, 8312080, 9499520, 13299328, 16624160, 33248320, 66496640]

約数ペア:

[(1, 66496640), (2, 33248320), (4, 16624160), (5, 13299328), (7, 9499520), (8, 8312080), (10, 6649664), (14, 4749760), (16, 4156040), (20, 3324832), (28, 2374880), (32, 2078020), (35, 1899904), (40, 1662416), (56, 1187440), (64, 1039010), (70, 949952), (80, 831208), (112, 593720), (128, 519505), (140, 474976), (160, 415604), (224, 296860), (280, 237488), (320, 207802), (448, 148430), (560, 118744), (640, 103901), (896, 74215), (1120, 59372), (2240, 29686), (4480, 14843)]