240638268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4273}}^1$

素因数の和:4331

約数の個数: 72

約数和(自身を含む): 638330448

約数和(自身を除く): 397692180

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1444, 1482, 2166, 2964, 4273, 4332, 4693, 8546, 9386, 12819, 14079, 17092, 18772, 25638, 28158, 51276, 55549, 56316, 81187, 111098, 162374, 166647, 222196, 243561, 324748, 333294, 487122, 666588, 974244, 1055431, 1542553, 2110862, 3085106, 3166293, 4221724, 4627659, 6170212, 6332586, 9255318, 12665172, 18510636, 20053189, 40106378, 60159567, 80212756, 120319134, 240638268]

約数ペア:

[(1, 240638268), (2, 120319134), (3, 80212756), (4, 60159567), (6, 40106378), (12, 20053189), (13, 18510636), (19, 12665172), (26, 9255318), (38, 6332586), (39, 6170212), (52, 4627659), (57, 4221724), (76, 3166293), (78, 3085106), (114, 2110862), (156, 1542553), (228, 1055431), (247, 974244), (361, 666588), (494, 487122), (722, 333294), (741, 324748), (988, 243561), (1083, 222196), (1444, 166647), (1482, 162374), (2166, 111098), (2964, 81187), (4273, 56316), (4332, 55549), (4693, 51276), (8546, 28158), (9386, 25638), (12819, 18772), (14079, 17092)]