39898980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 120

約数和(自身を含む): 136604160

約数和(自身を除く): 96705180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2239, 2970, 3564, 4455, 4478, 5940, 6717, 8910, 8956, 11195, 13434, 17820, 20151, 22390, 24629, 26868, 33585, 40302, 44780, 49258, 60453, 67170, 73887, 80604, 98516, 100755, 120906, 123145, 134340, 147774, 181359, 201510, 221661, 241812, 246290, 295548, 302265, 362718, 369435, 403020, 443322, 492580, 604530, 664983, 725436, 738870, 886644, 906795, 1108305, 1209060, 1329966, 1477740, 1813590, 1994949, 2216610, 2659932, 3324915, 3627180, 3989898, 4433220, 6649830, 7979796, 9974745, 13299660, 19949490, 39898980]

約数ペア:

[(1, 39898980), (2, 19949490), (3, 13299660), (4, 9974745), (5, 7979796), (6, 6649830), (9, 4433220), (10, 3989898), (11, 3627180), (12, 3324915), (15, 2659932), (18, 2216610), (20, 1994949), (22, 1813590), (27, 1477740), (30, 1329966), (33, 1209060), (36, 1108305), (44, 906795), (45, 886644), (54, 738870), (55, 725436), (60, 664983), (66, 604530), (81, 492580), (90, 443322), (99, 403020), (108, 369435), (110, 362718), (132, 302265), (135, 295548), (162, 246290), (165, 241812), (180, 221661), (198, 201510), (220, 181359), (270, 147774), (297, 134340), (324, 123145), (330, 120906), (396, 100755), (405, 98516), (495, 80604), (540, 73887), (594, 67170), (660, 60453), (810, 49258), (891, 44780), (990, 40302), (1188, 33585), (1485, 26868), (1620, 24629), (1782, 22390), (1980, 20151), (2239, 17820), (2970, 13434), (3564, 11195), (4455, 8956), (4478, 8910), (5940, 6717)]