81746448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1091}}^1$

素因数の和:1332

約数の個数: 80

約数和(自身を含む): 242651136

約数和(自身を除く): 160904688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 223, 336, 446, 669, 892, 1091, 1338, 1561, 1784, 2182, 2676, 3122, 3273, 3568, 4364, 4683, 5352, 6244, 6546, 7637, 8728, 9366, 10704, 12488, 13092, 15274, 17456, 18732, 22911, 24976, 26184, 30548, 37464, 45822, 52368, 61096, 74928, 91644, 122192, 183288, 243293, 366576, 486586, 729879, 973172, 1459758, 1703051, 1946344, 2919516, 3406102, 3892688, 5109153, 5839032, 6812204, 10218306, 11678064, 13624408, 20436612, 27248816, 40873224, 81746448]

約数ペア:

[(1, 81746448), (2, 40873224), (3, 27248816), (4, 20436612), (6, 13624408), (7, 11678064), (8, 10218306), (12, 6812204), (14, 5839032), (16, 5109153), (21, 3892688), (24, 3406102), (28, 2919516), (42, 1946344), (48, 1703051), (56, 1459758), (84, 973172), (112, 729879), (168, 486586), (223, 366576), (336, 243293), (446, 183288), (669, 122192), (892, 91644), (1091, 74928), (1338, 61096), (1561, 52368), (1784, 45822), (2182, 37464), (2676, 30548), (3122, 26184), (3273, 24976), (3568, 22911), (4364, 18732), (4683, 17456), (5352, 15274), (6244, 13092), (6546, 12488), (7637, 10704), (8728, 9366)]