19157250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 56609280

約数和(自身を除く): 37452030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 41, 42, 50, 70, 75, 82, 89, 105, 123, 125, 150, 175, 178, 205, 210, 246, 250, 267, 287, 350, 375, 410, 445, 525, 534, 574, 615, 623, 750, 861, 875, 890, 1025, 1050, 1230, 1246, 1335, 1435, 1722, 1750, 1869, 2050, 2225, 2625, 2670, 2870, 3075, 3115, 3649, 3738, 4305, 4450, 5125, 5250, 6150, 6230, 6675, 7175, 7298, 8610, 9345, 10250, 10947, 11125, 13350, 14350, 15375, 15575, 18245, 18690, 21525, 21894, 22250, 25543, 30750, 31150, 33375, 35875, 36490, 43050, 46725, 51086, 54735, 66750, 71750, 76629, 77875, 91225, 93450, 107625, 109470, 127715, 153258, 155750, 182450, 215250, 233625, 255430, 273675, 383145, 456125, 467250, 547350, 638575, 766290, 912250, 1277150, 1368375, 1915725, 2736750, 3192875, 3831450, 6385750, 9578625, 19157250]

約数ペア:

[(1, 19157250), (2, 9578625), (3, 6385750), (5, 3831450), (6, 3192875), (7, 2736750), (10, 1915725), (14, 1368375), (15, 1277150), (21, 912250), (25, 766290), (30, 638575), (35, 547350), (41, 467250), (42, 456125), (50, 383145), (70, 273675), (75, 255430), (82, 233625), (89, 215250), (105, 182450), (123, 155750), (125, 153258), (150, 127715), (175, 109470), (178, 107625), (205, 93450), (210, 91225), (246, 77875), (250, 76629), (267, 71750), (287, 66750), (350, 54735), (375, 51086), (410, 46725), (445, 43050), (525, 36490), (534, 35875), (574, 33375), (615, 31150), (623, 30750), (750, 25543), (861, 22250), (875, 21894), (890, 21525), (1025, 18690), (1050, 18245), (1230, 15575), (1246, 15375), (1335, 14350), (1435, 13350), (1722, 11125), (1750, 10947), (1869, 10250), (2050, 9345), (2225, 8610), (2625, 7298), (2670, 7175), (2870, 6675), (3075, 6230), (3115, 6150), (3649, 5250), (3738, 5125), (4305, 4450)]