1854090

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{109}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 5765760

約数和(自身を除く): 3911670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 109, 126, 135, 162, 189, 210, 218, 243, 270, 315, 327, 378, 405, 486, 545, 567, 630, 654, 763, 810, 945, 981, 1090, 1134, 1215, 1526, 1635, 1701, 1890, 1962, 2289, 2430, 2835, 2943, 3270, 3402, 3815, 4578, 4905, 5670, 5886, 6867, 7630, 8505, 8829, 9810, 11445, 13734, 14715, 17010, 17658, 20601, 22890, 26487, 29430, 34335, 41202, 44145, 52974, 61803, 68670, 88290, 103005, 123606, 132435, 185409, 206010, 264870, 309015, 370818, 618030, 927045, 1854090]

約数ペア:

[(1, 1854090), (2, 927045), (3, 618030), (5, 370818), (6, 309015), (7, 264870), (9, 206010), (10, 185409), (14, 132435), (15, 123606), (18, 103005), (21, 88290), (27, 68670), (30, 61803), (35, 52974), (42, 44145), (45, 41202), (54, 34335), (63, 29430), (70, 26487), (81, 22890), (90, 20601), (105, 17658), (109, 17010), (126, 14715), (135, 13734), (162, 11445), (189, 9810), (210, 8829), (218, 8505), (243, 7630), (270, 6867), (315, 5886), (327, 5670), (378, 4905), (405, 4578), (486, 3815), (545, 3402), (567, 3270), (630, 2943), (654, 2835), (763, 2430), (810, 2289), (945, 1962), (981, 1890), (1090, 1701), (1134, 1635), (1215, 1526)]