23151520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2953}}^1$

素因数の和:2982

約数の個数: 72

約数和(自身を含む): 63646884

約数和(自身を除く): 40495364

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2953, 3920, 5906, 7840, 11812, 14765, 20671, 23624, 29530, 41342, 47248, 59060, 82684, 94496, 103355, 118120, 144697, 165368, 206710, 236240, 289394, 330736, 413420, 472480, 578788, 661472, 723485, 826840, 1157576, 1446970, 1653680, 2315152, 2893940, 3307360, 4630304, 5787880, 11575760, 23151520]

約数ペア:

[(1, 23151520), (2, 11575760), (4, 5787880), (5, 4630304), (7, 3307360), (8, 2893940), (10, 2315152), (14, 1653680), (16, 1446970), (20, 1157576), (28, 826840), (32, 723485), (35, 661472), (40, 578788), (49, 472480), (56, 413420), (70, 330736), (80, 289394), (98, 236240), (112, 206710), (140, 165368), (160, 144697), (196, 118120), (224, 103355), (245, 94496), (280, 82684), (392, 59060), (490, 47248), (560, 41342), (784, 29530), (980, 23624), (1120, 20671), (1568, 14765), (1960, 11812), (2953, 7840), (3920, 5906)]