197541540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{22397}}^1$

素因数の和:22426

約数の個数: 108

約数和(自身を含む): 697070556

約数和(自身を除く): 499529016

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 22397, 44794, 67191, 89588, 111985, 134382, 156779, 201573, 223970, 268764, 313558, 335955, 403146, 447940, 470337, 627116, 671910, 783895, 806292, 940674, 1007865, 1097453, 1343820, 1411011, 1567790, 1881348, 2015730, 2194906, 2351685, 2822022, 3135580, 3292359, 4031460, 4389812, 4703370, 5487265, 5644044, 6584718, 7055055, 9406740, 9877077, 10974530, 13169436, 14110110, 16461795, 19754154, 21949060, 28220220, 32923590, 39508308, 49385385, 65847180, 98770770, 197541540]

約数ペア:

[(1, 197541540), (2, 98770770), (3, 65847180), (4, 49385385), (5, 39508308), (6, 32923590), (7, 28220220), (9, 21949060), (10, 19754154), (12, 16461795), (14, 14110110), (15, 13169436), (18, 10974530), (20, 9877077), (21, 9406740), (28, 7055055), (30, 6584718), (35, 5644044), (36, 5487265), (42, 4703370), (45, 4389812), (49, 4031460), (60, 3292359), (63, 3135580), (70, 2822022), (84, 2351685), (90, 2194906), (98, 2015730), (105, 1881348), (126, 1567790), (140, 1411011), (147, 1343820), (180, 1097453), (196, 1007865), (210, 940674), (245, 806292), (252, 783895), (294, 671910), (315, 627116), (420, 470337), (441, 447940), (490, 403146), (588, 335955), (630, 313558), (735, 268764), (882, 223970), (980, 201573), (1260, 156779), (1470, 134382), (1764, 111985), (2205, 89588), (2940, 67191), (4410, 44794), (8820, 22397)]