13786020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 45864000

約数和(自身を除く): 32077980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 139, 145, 171, 174, 180, 190, 228, 261, 278, 285, 290, 342, 348, 380, 417, 435, 522, 551, 556, 570, 580, 684, 695, 834, 855, 870, 1044, 1102, 1140, 1251, 1305, 1390, 1653, 1668, 1710, 1740, 2085, 2204, 2502, 2610, 2641, 2755, 2780, 3306, 3420, 4031, 4170, 4959, 5004, 5220, 5282, 5510, 6255, 6612, 7923, 8062, 8265, 8340, 9918, 10564, 11020, 12093, 12510, 13205, 15846, 16124, 16530, 19836, 20155, 23769, 24186, 24795, 25020, 26410, 31692, 33060, 36279, 39615, 40310, 47538, 48372, 49590, 52820, 60465, 72558, 76589, 79230, 80620, 95076, 99180, 118845, 120930, 145116, 153178, 158460, 181395, 229767, 237690, 241860, 306356, 362790, 382945, 459534, 475380, 689301, 725580, 765890, 919068, 1148835, 1378602, 1531780, 2297670, 2757204, 3446505, 4595340, 6893010, 13786020]

約数ペア:

[(1, 13786020), (2, 6893010), (3, 4595340), (4, 3446505), (5, 2757204), (6, 2297670), (9, 1531780), (10, 1378602), (12, 1148835), (15, 919068), (18, 765890), (19, 725580), (20, 689301), (29, 475380), (30, 459534), (36, 382945), (38, 362790), (45, 306356), (57, 241860), (58, 237690), (60, 229767), (76, 181395), (87, 158460), (90, 153178), (95, 145116), (114, 120930), (116, 118845), (139, 99180), (145, 95076), (171, 80620), (174, 79230), (180, 76589), (190, 72558), (228, 60465), (261, 52820), (278, 49590), (285, 48372), (290, 47538), (342, 40310), (348, 39615), (380, 36279), (417, 33060), (435, 31692), (522, 26410), (551, 25020), (556, 24795), (570, 24186), (580, 23769), (684, 20155), (695, 19836), (834, 16530), (855, 16124), (870, 15846), (1044, 13205), (1102, 12510), (1140, 12093), (1251, 11020), (1305, 10564), (1390, 9918), (1653, 8340), (1668, 8265), (1710, 8062), (1740, 7923), (2085, 6612), (2204, 6255), (2502, 5510), (2610, 5282), (2641, 5220), (2755, 5004), (2780, 4959), (3306, 4170), (3420, 4031)]