686604870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12527}}^1$

素因数の和:12579

約数の個数: 128

約数和(自身を含む): 2164838400

約数和(自身を除く): 1478233530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 378, 406, 435, 522, 609, 630, 783, 870, 945, 1015, 1218, 1305, 1566, 1827, 1890, 2030, 2610, 3045, 3654, 3915, 5481, 6090, 7830, 9135, 10962, 12527, 18270, 25054, 27405, 37581, 54810, 62635, 75162, 87689, 112743, 125270, 175378, 187905, 225486, 263067, 338229, 363283, 375810, 438445, 526134, 563715, 676458, 726566, 789201, 876890, 1089849, 1127430, 1315335, 1578402, 1691145, 1816415, 2179698, 2367603, 2542981, 2630670, 3269547, 3382290, 3632830, 3946005, 4735206, 5085962, 5449245, 6539094, 7628943, 7892010, 9808641, 10898490, 11838015, 12714905, 15257886, 16347735, 19617282, 22886829, 23676030, 25429810, 32695470, 38144715, 45773658, 49043205, 68660487, 76289430, 98086410, 114434145, 137320974, 228868290, 343302435, 686604870]

約数ペア:

[(1, 686604870), (2, 343302435), (3, 228868290), (5, 137320974), (6, 114434145), (7, 98086410), (9, 76289430), (10, 68660487), (14, 49043205), (15, 45773658), (18, 38144715), (21, 32695470), (27, 25429810), (29, 23676030), (30, 22886829), (35, 19617282), (42, 16347735), (45, 15257886), (54, 12714905), (58, 11838015), (63, 10898490), (70, 9808641), (87, 7892010), (90, 7628943), (105, 6539094), (126, 5449245), (135, 5085962), (145, 4735206), (174, 3946005), (189, 3632830), (203, 3382290), (210, 3269547), (261, 2630670), (270, 2542981), (290, 2367603), (315, 2179698), (378, 1816415), (406, 1691145), (435, 1578402), (522, 1315335), (609, 1127430), (630, 1089849), (783, 876890), (870, 789201), (945, 726566), (1015, 676458), (1218, 563715), (1305, 526134), (1566, 438445), (1827, 375810), (1890, 363283), (2030, 338229), (2610, 263067), (3045, 225486), (3654, 187905), (3915, 175378), (5481, 125270), (6090, 112743), (7830, 87689), (9135, 75162), (10962, 62635), (12527, 54810), (18270, 37581), (25054, 27405)]