120915180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:861

約数の個数: 120

約数和(自身を含む): 383589360

約数和(自身を除く): 262674180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 180, 202, 270, 303, 324, 404, 405, 505, 540, 606, 739, 810, 909, 1010, 1212, 1478, 1515, 1620, 1818, 2020, 2217, 2727, 2956, 3030, 3636, 3695, 4434, 4545, 5454, 6060, 6651, 7390, 8181, 8868, 9090, 10908, 11085, 13302, 13635, 14780, 16362, 18180, 19953, 22170, 26604, 27270, 32724, 33255, 39906, 40905, 44340, 54540, 59859, 66510, 74639, 79812, 81810, 99765, 119718, 133020, 149278, 163620, 199530, 223917, 239436, 298556, 299295, 373195, 399060, 447834, 598590, 671751, 746390, 895668, 1119585, 1197180, 1343502, 1492780, 2015253, 2239170, 2687004, 3358755, 4030506, 4478340, 6045759, 6717510, 8061012, 10076265, 12091518, 13435020, 20152530, 24183036, 30228795, 40305060, 60457590, 120915180]

約数ペア:

[(1, 120915180), (2, 60457590), (3, 40305060), (4, 30228795), (5, 24183036), (6, 20152530), (9, 13435020), (10, 12091518), (12, 10076265), (15, 8061012), (18, 6717510), (20, 6045759), (27, 4478340), (30, 4030506), (36, 3358755), (45, 2687004), (54, 2239170), (60, 2015253), (81, 1492780), (90, 1343502), (101, 1197180), (108, 1119585), (135, 895668), (162, 746390), (180, 671751), (202, 598590), (270, 447834), (303, 399060), (324, 373195), (404, 299295), (405, 298556), (505, 239436), (540, 223917), (606, 199530), (739, 163620), (810, 149278), (909, 133020), (1010, 119718), (1212, 99765), (1478, 81810), (1515, 79812), (1620, 74639), (1818, 66510), (2020, 59859), (2217, 54540), (2727, 44340), (2956, 40905), (3030, 39906), (3636, 33255), (3695, 32724), (4434, 27270), (4545, 26604), (5454, 22170), (6060, 19953), (6651, 18180), (7390, 16362), (8181, 14780), (8868, 13635), (9090, 13302), (10908, 11085)]