20244945870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{1831}}^1$

素因数の和:3199

約数の個数: 128

約数和(自身を含む): 55800668160

約数和(自身を除く): 35555722290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1321, 1395, 1674, 1831, 2642, 2790, 3662, 3963, 4185, 5493, 6605, 7926, 8370, 9155, 10986, 11889, 13210, 16479, 18310, 19815, 23778, 27465, 32958, 35667, 39630, 40951, 49437, 54930, 56761, 59445, 71334, 81902, 82395, 98874, 113522, 118890, 122853, 164790, 170283, 178335, 204755, 245706, 247185, 283805, 340566, 356670, 368559, 409510, 494370, 510849, 567610, 614265, 737118, 851415, 1021698, 1105677, 1228530, 1532547, 1702830, 1842795, 2211354, 2418751, 2554245, 3065094, 3685590, 4837502, 5108490, 5528385, 7256253, 7662735, 11056770, 12093755, 14512506, 15325470, 21768759, 24187510, 36281265, 43537518, 65306277, 72562530, 74981281, 108843795, 130612554, 149962562, 217687590, 224943843, 326531385, 374906405, 449887686, 653062770, 674831529, 749812810, 1124719215, 1349663058, 2024494587, 2249438430, 3374157645, 4048989174, 6748315290, 10122472935, 20244945870]

約数ペア:

[(1, 20244945870), (2, 10122472935), (3, 6748315290), (5, 4048989174), (6, 3374157645), (9, 2249438430), (10, 2024494587), (15, 1349663058), (18, 1124719215), (27, 749812810), (30, 674831529), (31, 653062770), (45, 449887686), (54, 374906405), (62, 326531385), (90, 224943843), (93, 217687590), (135, 149962562), (155, 130612554), (186, 108843795), (270, 74981281), (279, 72562530), (310, 65306277), (465, 43537518), (558, 36281265), (837, 24187510), (930, 21768759), (1321, 15325470), (1395, 14512506), (1674, 12093755), (1831, 11056770), (2642, 7662735), (2790, 7256253), (3662, 5528385), (3963, 5108490), (4185, 4837502), (5493, 3685590), (6605, 3065094), (7926, 2554245), (8370, 2418751), (9155, 2211354), (10986, 1842795), (11889, 1702830), (13210, 1532547), (16479, 1228530), (18310, 1105677), (19815, 1021698), (23778, 851415), (27465, 737118), (32958, 614265), (35667, 567610), (39630, 510849), (40951, 494370), (49437, 409510), (54930, 368559), (56761, 356670), (59445, 340566), (71334, 283805), (81902, 247185), (82395, 245706), (98874, 204755), (113522, 178335), (118890, 170283), (122853, 164790)]