141520720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2203}}^1$

素因数の和:2300

約数の個数: 80

約数和(自身を含む): 364030272

約数和(自身を除く): 222509552

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 292, 365, 440, 584, 730, 803, 880, 1168, 1460, 1606, 2203, 2920, 3212, 4015, 4406, 5840, 6424, 8030, 8812, 11015, 12848, 16060, 17624, 22030, 24233, 32120, 35248, 44060, 48466, 64240, 88120, 96932, 121165, 160819, 176240, 193864, 242330, 321638, 387728, 484660, 643276, 804095, 969320, 1286552, 1608190, 1769009, 1938640, 2573104, 3216380, 3538018, 6432760, 7076036, 8845045, 12865520, 14152072, 17690090, 28304144, 35380180, 70760360, 141520720]

約数ペア:

[(1, 141520720), (2, 70760360), (4, 35380180), (5, 28304144), (8, 17690090), (10, 14152072), (11, 12865520), (16, 8845045), (20, 7076036), (22, 6432760), (40, 3538018), (44, 3216380), (55, 2573104), (73, 1938640), (80, 1769009), (88, 1608190), (110, 1286552), (146, 969320), (176, 804095), (220, 643276), (292, 484660), (365, 387728), (440, 321638), (584, 242330), (730, 193864), (803, 176240), (880, 160819), (1168, 121165), (1460, 96932), (1606, 88120), (2203, 64240), (2920, 48466), (3212, 44060), (4015, 35248), (4406, 32120), (5840, 24233), (6424, 22030), (8030, 17624), (8812, 16060), (11015, 12848)]