51300270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{27143}}^1$

素因数の和:27166

約数の個数: 64

約数和(自身を含む): 156349440

約数和(自身を除く): 105049170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 27143, 54286, 81429, 135715, 162858, 190001, 244287, 271430, 380002, 407145, 488574, 570003, 732861, 814290, 950005, 1140006, 1221435, 1465722, 1710009, 1900010, 2442870, 2850015, 3420018, 3664305, 5130027, 5700030, 7328610, 8550045, 10260054, 17100090, 25650135, 51300270]

約数ペア:

[(1, 51300270), (2, 25650135), (3, 17100090), (5, 10260054), (6, 8550045), (7, 7328610), (9, 5700030), (10, 5130027), (14, 3664305), (15, 3420018), (18, 2850015), (21, 2442870), (27, 1900010), (30, 1710009), (35, 1465722), (42, 1221435), (45, 1140006), (54, 950005), (63, 814290), (70, 732861), (90, 570003), (105, 488574), (126, 407145), (135, 380002), (189, 271430), (210, 244287), (270, 190001), (315, 162858), (378, 135715), (630, 81429), (945, 54286), (1890, 27143)]