254779000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2141}}^1$

素因数の和:2186

約数の個数: 128

約数和(自身を含む): 721768320

約数和(自身を除く): 466989320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 125, 136, 140, 170, 175, 200, 238, 250, 280, 340, 350, 425, 476, 500, 595, 680, 700, 850, 875, 952, 1000, 1190, 1400, 1700, 1750, 2125, 2141, 2380, 2975, 3400, 3500, 4250, 4282, 4760, 5950, 7000, 8500, 8564, 10705, 11900, 14875, 14987, 17000, 17128, 21410, 23800, 29750, 29974, 36397, 42820, 53525, 59500, 59948, 72794, 74935, 85640, 107050, 119000, 119896, 145588, 149870, 181985, 214100, 254779, 267625, 291176, 299740, 363970, 374675, 428200, 509558, 535250, 599480, 727940, 749350, 909925, 1019116, 1070500, 1273895, 1455880, 1498700, 1819850, 1873375, 2038232, 2141000, 2547790, 2997400, 3639700, 3746750, 4549625, 5095580, 6369475, 7279400, 7493500, 9099250, 10191160, 12738950, 14987000, 18198500, 25477900, 31847375, 36397000, 50955800, 63694750, 127389500, 254779000]

約数ペア:

[(1, 254779000), (2, 127389500), (4, 63694750), (5, 50955800), (7, 36397000), (8, 31847375), (10, 25477900), (14, 18198500), (17, 14987000), (20, 12738950), (25, 10191160), (28, 9099250), (34, 7493500), (35, 7279400), (40, 6369475), (50, 5095580), (56, 4549625), (68, 3746750), (70, 3639700), (85, 2997400), (100, 2547790), (119, 2141000), (125, 2038232), (136, 1873375), (140, 1819850), (170, 1498700), (175, 1455880), (200, 1273895), (238, 1070500), (250, 1019116), (280, 909925), (340, 749350), (350, 727940), (425, 599480), (476, 535250), (500, 509558), (595, 428200), (680, 374675), (700, 363970), (850, 299740), (875, 291176), (952, 267625), (1000, 254779), (1190, 214100), (1400, 181985), (1700, 149870), (1750, 145588), (2125, 119896), (2141, 119000), (2380, 107050), (2975, 85640), (3400, 74935), (3500, 72794), (4250, 59948), (4282, 59500), (4760, 53525), (5950, 42820), (7000, 36397), (8500, 29974), (8564, 29750), (10705, 23800), (11900, 21410), (14875, 17128), (14987, 17000)]