201840705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 405000960

約数和(自身を除く): 203160255

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 121, 165, 171, 209, 285, 363, 495, 605, 627, 855, 1045, 1089, 1815, 1881, 1951, 2299, 3135, 5445, 5853, 6897, 9405, 9755, 11495, 17559, 20691, 21461, 29265, 34485, 37069, 64383, 87795, 103455, 107305, 111207, 185345, 193149, 236071, 321915, 333621, 407759, 556035, 708213, 965745, 1180355, 1223277, 1668105, 2038795, 2124639, 3541065, 3669831, 4485349, 6116385, 10623195, 13456047, 18349155, 22426745, 40368141, 67280235, 201840705]

約数ペア:

[(1, 201840705), (3, 67280235), (5, 40368141), (9, 22426745), (11, 18349155), (15, 13456047), (19, 10623195), (33, 6116385), (45, 4485349), (55, 3669831), (57, 3541065), (95, 2124639), (99, 2038795), (121, 1668105), (165, 1223277), (171, 1180355), (209, 965745), (285, 708213), (363, 556035), (495, 407759), (605, 333621), (627, 321915), (855, 236071), (1045, 193149), (1089, 185345), (1815, 111207), (1881, 107305), (1951, 103455), (2299, 87795), (3135, 64383), (5445, 37069), (5853, 34485), (6897, 29265), (9405, 21461), (9755, 20691), (11495, 17559)]