180455220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91139}}^1$

素因数の和:91165

約数の個数: 72

約数和(自身を含む): 597149280

約数和(自身を除く): 416694060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 91139, 182278, 273417, 364556, 455695, 546834, 820251, 911390, 1002529, 1093668, 1367085, 1640502, 1822780, 2005058, 2734170, 3007587, 3281004, 4010116, 4101255, 5012645, 5468340, 6015174, 8202510, 9022761, 10025290, 12030348, 15037935, 16405020, 18045522, 20050580, 30075870, 36091044, 45113805, 60151740, 90227610, 180455220]

約数ペア:

[(1, 180455220), (2, 90227610), (3, 60151740), (4, 45113805), (5, 36091044), (6, 30075870), (9, 20050580), (10, 18045522), (11, 16405020), (12, 15037935), (15, 12030348), (18, 10025290), (20, 9022761), (22, 8202510), (30, 6015174), (33, 5468340), (36, 5012645), (44, 4101255), (45, 4010116), (55, 3281004), (60, 3007587), (66, 2734170), (90, 2005058), (99, 1822780), (110, 1640502), (132, 1367085), (165, 1093668), (180, 1002529), (198, 911390), (220, 820251), (330, 546834), (396, 455695), (495, 364556), (660, 273417), (990, 182278), (1980, 91139)]