204579810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 568719360

約数和(自身を除く): 364139550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 67, 86, 90, 129, 134, 135, 201, 215, 258, 263, 270, 335, 387, 402, 430, 526, 603, 645, 670, 774, 789, 1005, 1161, 1206, 1290, 1315, 1578, 1809, 1935, 2010, 2322, 2367, 2630, 2881, 3015, 3618, 3870, 3945, 4734, 5762, 5805, 6030, 7101, 7890, 8643, 9045, 11309, 11610, 11835, 14202, 14405, 17286, 17621, 18090, 22618, 23670, 25929, 28810, 33927, 35242, 35505, 43215, 51858, 52863, 56545, 67854, 71010, 77787, 86430, 88105, 101781, 105726, 113090, 129645, 155574, 158589, 169635, 176210, 203562, 259290, 264315, 305343, 317178, 339270, 388935, 475767, 508905, 528630, 610686, 757703, 777870, 792945, 951534, 1017810, 1515406, 1526715, 1585890, 2273109, 2378835, 3053430, 3788515, 4546218, 4757670, 6819327, 7577030, 11365545, 13638654, 20457981, 22731090, 34096635, 40915962, 68193270, 102289905, 204579810]

約数ペア:

[(1, 204579810), (2, 102289905), (3, 68193270), (5, 40915962), (6, 34096635), (9, 22731090), (10, 20457981), (15, 13638654), (18, 11365545), (27, 7577030), (30, 6819327), (43, 4757670), (45, 4546218), (54, 3788515), (67, 3053430), (86, 2378835), (90, 2273109), (129, 1585890), (134, 1526715), (135, 1515406), (201, 1017810), (215, 951534), (258, 792945), (263, 777870), (270, 757703), (335, 610686), (387, 528630), (402, 508905), (430, 475767), (526, 388935), (603, 339270), (645, 317178), (670, 305343), (774, 264315), (789, 259290), (1005, 203562), (1161, 176210), (1206, 169635), (1290, 158589), (1315, 155574), (1578, 129645), (1809, 113090), (1935, 105726), (2010, 101781), (2322, 88105), (2367, 86430), (2630, 77787), (2881, 71010), (3015, 67854), (3618, 56545), (3870, 52863), (3945, 51858), (4734, 43215), (5762, 35505), (5805, 35242), (6030, 33927), (7101, 28810), (7890, 25929), (8643, 23670), (9045, 22618), (11309, 18090), (11610, 17621), (11835, 17286), (14202, 14405)]