105561680

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{3847}}^1$

素因数の和:3881

約数の個数: 80

約数和(自身を含む): 286291200

約数和(自身を除く): 180729520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3847, 3920, 5488, 6860, 7694, 13720, 15388, 19235, 26929, 27440, 30776, 38470, 53858, 61552, 76940, 107716, 134645, 153880, 188503, 215432, 269290, 307760, 377006, 430864, 538580, 754012, 942515, 1077160, 1319521, 1508024, 1885030, 2154320, 2639042, 3016048, 3770060, 5278084, 6597605, 7540120, 10556168, 13195210, 15080240, 21112336, 26390420, 52780840, 105561680]

約数ペア:

[(1, 105561680), (2, 52780840), (4, 26390420), (5, 21112336), (7, 15080240), (8, 13195210), (10, 10556168), (14, 7540120), (16, 6597605), (20, 5278084), (28, 3770060), (35, 3016048), (40, 2639042), (49, 2154320), (56, 1885030), (70, 1508024), (80, 1319521), (98, 1077160), (112, 942515), (140, 754012), (196, 538580), (245, 430864), (280, 377006), (343, 307760), (392, 269290), (490, 215432), (560, 188503), (686, 153880), (784, 134645), (980, 107716), (1372, 76940), (1715, 61552), (1960, 53858), (2744, 38470), (3430, 30776), (3847, 27440), (3920, 26929), (5488, 19235), (6860, 15388), (7694, 13720)]