204663480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{243647}}^1$

素因数の和:243668

約数の個数: 64

約数和(自身を含む): 701706240

約数和(自身を除く): 497042760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 243647, 487294, 730941, 974588, 1218235, 1461882, 1705529, 1949176, 2436470, 2923764, 3411058, 3654705, 4872940, 5116587, 5847528, 6822116, 7309410, 8527645, 9745880, 10233174, 13644232, 14618820, 17055290, 20466348, 25582935, 29237640, 34110580, 40932696, 51165870, 68221160, 102331740, 204663480]

約数ペア:

[(1, 204663480), (2, 102331740), (3, 68221160), (4, 51165870), (5, 40932696), (6, 34110580), (7, 29237640), (8, 25582935), (10, 20466348), (12, 17055290), (14, 14618820), (15, 13644232), (20, 10233174), (21, 9745880), (24, 8527645), (28, 7309410), (30, 6822116), (35, 5847528), (40, 5116587), (42, 4872940), (56, 3654705), (60, 3411058), (70, 2923764), (84, 2436470), (105, 1949176), (120, 1705529), (140, 1461882), (168, 1218235), (210, 974588), (280, 730941), (420, 487294), (840, 243647)]