15882075

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 34569216

約数和(自身を除く): 18687141

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 27, 31, 33, 45, 55, 69, 75, 81, 93, 99, 115, 135, 155, 165, 207, 225, 253, 275, 279, 297, 341, 345, 405, 465, 495, 575, 621, 675, 713, 759, 775, 825, 837, 891, 1023, 1035, 1265, 1395, 1485, 1705, 1725, 1863, 2025, 2139, 2277, 2325, 2475, 2511, 3069, 3105, 3565, 3795, 4185, 4455, 5115, 5175, 6325, 6417, 6831, 6975, 7425, 7843, 8525, 9207, 9315, 10695, 11385, 12555, 15345, 15525, 17825, 18975, 19251, 20493, 20925, 22275, 23529, 25575, 27621, 32085, 34155, 39215, 46035, 46575, 53475, 56925, 57753, 62775, 70587, 76725, 96255, 102465, 117645, 138105, 160425, 170775, 196075, 211761, 230175, 288765, 352935, 481275, 512325, 588225, 635283, 690525, 1058805, 1443825, 1764675, 3176415, 5294025, 15882075]

約数ペア:

[(1, 15882075), (3, 5294025), (5, 3176415), (9, 1764675), (11, 1443825), (15, 1058805), (23, 690525), (25, 635283), (27, 588225), (31, 512325), (33, 481275), (45, 352935), (55, 288765), (69, 230175), (75, 211761), (81, 196075), (93, 170775), (99, 160425), (115, 138105), (135, 117645), (155, 102465), (165, 96255), (207, 76725), (225, 70587), (253, 62775), (275, 57753), (279, 56925), (297, 53475), (341, 46575), (345, 46035), (405, 39215), (465, 34155), (495, 32085), (575, 27621), (621, 25575), (675, 23529), (713, 22275), (759, 20925), (775, 20493), (825, 19251), (837, 18975), (891, 17825), (1023, 15525), (1035, 15345), (1265, 12555), (1395, 11385), (1485, 10695), (1705, 9315), (1725, 9207), (1863, 8525), (2025, 7843), (2139, 7425), (2277, 6975), (2325, 6831), (2475, 6417), (2511, 6325), (3069, 5175), (3105, 5115), (3565, 4455), (3795, 4185)]