239958972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1840

約数の個数: 108

約数和(自身を含む): 688612288

約数和(自身を除く): 448653316

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 121, 124, 132, 186, 198, 242, 279, 341, 363, 372, 396, 484, 558, 682, 726, 1023, 1089, 1116, 1364, 1452, 1777, 2046, 2178, 3069, 3554, 3751, 4092, 4356, 5331, 6138, 7108, 7502, 10662, 11253, 12276, 15004, 15993, 19547, 21324, 22506, 31986, 33759, 39094, 45012, 55087, 58641, 63972, 67518, 78188, 110174, 117282, 135036, 165261, 175923, 215017, 220348, 234564, 330522, 351846, 430034, 495783, 605957, 645051, 661044, 703692, 860068, 991566, 1211914, 1290102, 1817871, 1935153, 1983132, 2423828, 2580204, 3635742, 3870306, 5453613, 6665527, 7271484, 7740612, 10907226, 13331054, 19996581, 21814452, 26662108, 39993162, 59989743, 79986324, 119979486, 239958972]

約数ペア:

[(1, 239958972), (2, 119979486), (3, 79986324), (4, 59989743), (6, 39993162), (9, 26662108), (11, 21814452), (12, 19996581), (18, 13331054), (22, 10907226), (31, 7740612), (33, 7271484), (36, 6665527), (44, 5453613), (62, 3870306), (66, 3635742), (93, 2580204), (99, 2423828), (121, 1983132), (124, 1935153), (132, 1817871), (186, 1290102), (198, 1211914), (242, 991566), (279, 860068), (341, 703692), (363, 661044), (372, 645051), (396, 605957), (484, 495783), (558, 430034), (682, 351846), (726, 330522), (1023, 234564), (1089, 220348), (1116, 215017), (1364, 175923), (1452, 165261), (1777, 135036), (2046, 117282), (2178, 110174), (3069, 78188), (3554, 67518), (3751, 63972), (4092, 58641), (4356, 55087), (5331, 45012), (6138, 39094), (7108, 33759), (7502, 31986), (10662, 22506), (11253, 21324), (12276, 19547), (15004, 15993)]