22818180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{449}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 80438400

約数和(自身を除く): 57620220

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, 121, 132, 140, 154, 165, 210, 220, 231, 242, 308, 330, 363, 385, 420, 449, 462, 484, 605, 660, 726, 770, 847, 898, 924, 1155, 1210, 1347, 1452, 1540, 1694, 1796, 1815, 2245, 2310, 2420, 2541, 2694, 3143, 3388, 3630, 4235, 4490, 4620, 4939, 5082, 5388, 6286, 6735, 7260, 8470, 8980, 9429, 9878, 10164, 12572, 12705, 13470, 14817, 15715, 16940, 18858, 19756, 24695, 25410, 26940, 29634, 31430, 34573, 37716, 47145, 49390, 50820, 54329, 59268, 62860, 69146, 74085, 94290, 98780, 103719, 108658, 138292, 148170, 162987, 172865, 188580, 207438, 217316, 271645, 296340, 325974, 345730, 380303, 414876, 518595, 543290, 651948, 691460, 760606, 814935, 1037190, 1086580, 1140909, 1521212, 1629870, 1901515, 2074380, 2281818, 3259740, 3803030, 4563636, 5704545, 7606060, 11409090, 22818180]

約数ペア:

[(1, 22818180), (2, 11409090), (3, 7606060), (4, 5704545), (5, 4563636), (6, 3803030), (7, 3259740), (10, 2281818), (11, 2074380), (12, 1901515), (14, 1629870), (15, 1521212), (20, 1140909), (21, 1086580), (22, 1037190), (28, 814935), (30, 760606), (33, 691460), (35, 651948), (42, 543290), (44, 518595), (55, 414876), (60, 380303), (66, 345730), (70, 325974), (77, 296340), (84, 271645), (105, 217316), (110, 207438), (121, 188580), (132, 172865), (140, 162987), (154, 148170), (165, 138292), (210, 108658), (220, 103719), (231, 98780), (242, 94290), (308, 74085), (330, 69146), (363, 62860), (385, 59268), (420, 54329), (449, 50820), (462, 49390), (484, 47145), (605, 37716), (660, 34573), (726, 31430), (770, 29634), (847, 26940), (898, 25410), (924, 24695), (1155, 19756), (1210, 18858), (1347, 16940), (1452, 15715), (1540, 14817), (1694, 13470), (1796, 12705), (1815, 12572), (2245, 10164), (2310, 9878), (2420, 9429), (2541, 8980), (2694, 8470), (3143, 7260), (3388, 6735), (3630, 6286), (4235, 5388), (4490, 5082), (4620, 4939)]