79392180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:889

約数の個数: 96

約数和(自身を含む): 255225600

約数和(自身を除く): 175833420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 421, 449, 842, 898, 1263, 1347, 1684, 1796, 2105, 2245, 2526, 2694, 2947, 3143, 4210, 4490, 5052, 5388, 5894, 6286, 6315, 6735, 8420, 8841, 8980, 9429, 11788, 12572, 12630, 13470, 14735, 15715, 17682, 18858, 25260, 26940, 29470, 31430, 35364, 37716, 44205, 47145, 58940, 62860, 88410, 94290, 176820, 188580, 189029, 378058, 567087, 756116, 945145, 1134174, 1323203, 1890290, 2268348, 2646406, 2835435, 3780580, 3969609, 5292812, 5670870, 6616015, 7939218, 11341740, 13232030, 15878436, 19848045, 26464060, 39696090, 79392180]

約数ペア:

[(1, 79392180), (2, 39696090), (3, 26464060), (4, 19848045), (5, 15878436), (6, 13232030), (7, 11341740), (10, 7939218), (12, 6616015), (14, 5670870), (15, 5292812), (20, 3969609), (21, 3780580), (28, 2835435), (30, 2646406), (35, 2268348), (42, 1890290), (60, 1323203), (70, 1134174), (84, 945145), (105, 756116), (140, 567087), (210, 378058), (420, 189029), (421, 188580), (449, 176820), (842, 94290), (898, 88410), (1263, 62860), (1347, 58940), (1684, 47145), (1796, 44205), (2105, 37716), (2245, 35364), (2526, 31430), (2694, 29470), (2947, 26940), (3143, 25260), (4210, 18858), (4490, 17682), (5052, 15715), (5388, 14735), (5894, 13470), (6286, 12630), (6315, 12572), (6735, 11788), (8420, 9429), (8841, 8980)]