204670480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21499}}^1$

素因数の和:21536

約数の個数: 80

約数和(自身を含む): 575856000

約数和(自身を除く): 371185520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 21499, 42998, 85996, 107495, 150493, 171992, 214990, 300986, 343984, 365483, 429980, 601972, 730966, 752465, 859960, 1203944, 1461932, 1504930, 1719920, 1827415, 2407888, 2558381, 2923864, 3009860, 3654830, 5116762, 5847728, 6019720, 7309660, 10233524, 12039440, 12791905, 14619320, 20467048, 25583810, 29238640, 40934096, 51167620, 102335240, 204670480]

約数ペア:

[(1, 204670480), (2, 102335240), (4, 51167620), (5, 40934096), (7, 29238640), (8, 25583810), (10, 20467048), (14, 14619320), (16, 12791905), (17, 12039440), (20, 10233524), (28, 7309660), (34, 6019720), (35, 5847728), (40, 5116762), (56, 3654830), (68, 3009860), (70, 2923864), (80, 2558381), (85, 2407888), (112, 1827415), (119, 1719920), (136, 1504930), (140, 1461932), (170, 1203944), (238, 859960), (272, 752465), (280, 730966), (340, 601972), (476, 429980), (560, 365483), (595, 343984), (680, 300986), (952, 214990), (1190, 171992), (1360, 150493), (1904, 107495), (2380, 85996), (4760, 42998), (9520, 21499)]