247918160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14281}}^1$

素因数の和:14332

約数の個数: 80

約数和(自身を含む): 680051712

約数和(自身を除く): 432133552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 14281, 17360, 28562, 57124, 71405, 99967, 114248, 142810, 199934, 228496, 285620, 399868, 442711, 499835, 571240, 799736, 885422, 999670, 1142480, 1599472, 1770844, 1999340, 2213555, 3098977, 3541688, 3998680, 4427110, 6197954, 7083376, 7997360, 8854220, 12395908, 15494885, 17708440, 24791816, 30989770, 35416880, 49583632, 61979540, 123959080, 247918160]

約数ペア:

[(1, 247918160), (2, 123959080), (4, 61979540), (5, 49583632), (7, 35416880), (8, 30989770), (10, 24791816), (14, 17708440), (16, 15494885), (20, 12395908), (28, 8854220), (31, 7997360), (35, 7083376), (40, 6197954), (56, 4427110), (62, 3998680), (70, 3541688), (80, 3098977), (112, 2213555), (124, 1999340), (140, 1770844), (155, 1599472), (217, 1142480), (248, 999670), (280, 885422), (310, 799736), (434, 571240), (496, 499835), (560, 442711), (620, 399868), (868, 285620), (1085, 228496), (1240, 199934), (1736, 142810), (2170, 114248), (2480, 99967), (3472, 71405), (4340, 57124), (8680, 28562), (14281, 17360)]