218080

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 544320

約数和(自身を除く): 326240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 47, 58, 80, 94, 116, 145, 160, 188, 232, 235, 290, 376, 464, 470, 580, 752, 928, 940, 1160, 1363, 1504, 1880, 2320, 2726, 3760, 4640, 5452, 6815, 7520, 10904, 13630, 21808, 27260, 43616, 54520, 109040, 218080]

約数ペア:

[(1, 218080), (2, 109040), (4, 54520), (5, 43616), (8, 27260), (10, 21808), (16, 13630), (20, 10904), (29, 7520), (32, 6815), (40, 5452), (47, 4640), (58, 3760), (80, 2726), (94, 2320), (116, 1880), (145, 1504), (160, 1363), (188, 1160), (232, 940), (235, 928), (290, 752), (376, 580), (464, 470)]