218428980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47279}}^1$

素因数の和:47309

約数の個数: 96

約数和(自身を含む): 762531840

約数和(自身を除く): 544102860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 47279, 94558, 141837, 189116, 236395, 283674, 330953, 472790, 520069, 567348, 661906, 709185, 945580, 992859, 1040138, 1323812, 1418370, 1560207, 1654765, 1985718, 2080276, 2600345, 2836740, 3120414, 3309530, 3640483, 3971436, 4964295, 5200690, 6240828, 6619060, 7280966, 7801035, 9928590, 10401380, 10921449, 14561932, 15602070, 18202415, 19857180, 21842898, 31204140, 36404830, 43685796, 54607245, 72809660, 109214490, 218428980]

約数ペア:

[(1, 218428980), (2, 109214490), (3, 72809660), (4, 54607245), (5, 43685796), (6, 36404830), (7, 31204140), (10, 21842898), (11, 19857180), (12, 18202415), (14, 15602070), (15, 14561932), (20, 10921449), (21, 10401380), (22, 9928590), (28, 7801035), (30, 7280966), (33, 6619060), (35, 6240828), (42, 5200690), (44, 4964295), (55, 3971436), (60, 3640483), (66, 3309530), (70, 3120414), (77, 2836740), (84, 2600345), (105, 2080276), (110, 1985718), (132, 1654765), (140, 1560207), (154, 1418370), (165, 1323812), (210, 1040138), (220, 992859), (231, 945580), (308, 709185), (330, 661906), (385, 567348), (420, 520069), (462, 472790), (660, 330953), (770, 283674), (924, 236395), (1155, 189116), (1540, 141837), (2310, 94558), (4620, 47279)]