253980816

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{709}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 697276800

約数和(自身を除く): 443295984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 439, 709, 816, 878, 1317, 1418, 1756, 2127, 2634, 2836, 3512, 4254, 5268, 5672, 7024, 7463, 8508, 10536, 11344, 12053, 14926, 17016, 21072, 22389, 24106, 29852, 34032, 36159, 44778, 48212, 59704, 72318, 89556, 96424, 119408, 144636, 179112, 192848, 289272, 311251, 358224, 578544, 622502, 933753, 1245004, 1867506, 2490008, 3735012, 4980016, 5291267, 7470024, 10582534, 14940048, 15873801, 21165068, 31747602, 42330136, 63495204, 84660272, 126990408, 253980816]

約数ペア:

[(1, 253980816), (2, 126990408), (3, 84660272), (4, 63495204), (6, 42330136), (8, 31747602), (12, 21165068), (16, 15873801), (17, 14940048), (24, 10582534), (34, 7470024), (48, 5291267), (51, 4980016), (68, 3735012), (102, 2490008), (136, 1867506), (204, 1245004), (272, 933753), (408, 622502), (439, 578544), (709, 358224), (816, 311251), (878, 289272), (1317, 192848), (1418, 179112), (1756, 144636), (2127, 119408), (2634, 96424), (2836, 89556), (3512, 72318), (4254, 59704), (5268, 48212), (5672, 44778), (7024, 36159), (7463, 34032), (8508, 29852), (10536, 24106), (11344, 22389), (12053, 21072), (14926, 17016)]