1218081008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{101}}^2\times {\mathrm{439}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 2529592560

約数和(自身を除く): 1311511552

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 101, 136, 202, 272, 404, 439, 808, 878, 1616, 1717, 1756, 3434, 3512, 6868, 7024, 7463, 10201, 13736, 14926, 20402, 27472, 29852, 40804, 44339, 59704, 81608, 88678, 119408, 163216, 173417, 177356, 346834, 354712, 693668, 709424, 753763, 1387336, 1507526, 2774672, 3015052, 4478239, 6030104, 8956478, 12060208, 17912956, 35825912, 71651824, 76130063, 152260126, 304520252, 609040504, 1218081008]

約数ペア:

[(1, 1218081008), (2, 609040504), (4, 304520252), (8, 152260126), (16, 76130063), (17, 71651824), (34, 35825912), (68, 17912956), (101, 12060208), (136, 8956478), (202, 6030104), (272, 4478239), (404, 3015052), (439, 2774672), (808, 1507526), (878, 1387336), (1616, 753763), (1717, 709424), (1756, 693668), (3434, 354712), (3512, 346834), (6868, 177356), (7024, 173417), (7463, 163216), (10201, 119408), (13736, 88678), (14926, 81608), (20402, 59704), (27472, 44339), (29852, 40804)]