670144760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2073

約数の個数: 96

約数和(自身を含む): 1657800000

約数和(自身を除く): 987655240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 289, 290, 340, 493, 578, 580, 680, 986, 1156, 1160, 1445, 1972, 1999, 2312, 2465, 2890, 3944, 3998, 4930, 5780, 7996, 8381, 9860, 9995, 11560, 15992, 16762, 19720, 19990, 33524, 33983, 39980, 41905, 57971, 67048, 67966, 79960, 83810, 115942, 135932, 167620, 169915, 231884, 271864, 289855, 335240, 339830, 463768, 577711, 579710, 679660, 985507, 1155422, 1159420, 1359320, 1971014, 2310844, 2318840, 2888555, 3942028, 4621688, 4927535, 5777110, 7884056, 9855070, 11554220, 16753619, 19710140, 23108440, 33507238, 39420280, 67014476, 83768095, 134028952, 167536190, 335072380, 670144760]

約数ペア:

[(1, 670144760), (2, 335072380), (4, 167536190), (5, 134028952), (8, 83768095), (10, 67014476), (17, 39420280), (20, 33507238), (29, 23108440), (34, 19710140), (40, 16753619), (58, 11554220), (68, 9855070), (85, 7884056), (116, 5777110), (136, 4927535), (145, 4621688), (170, 3942028), (232, 2888555), (289, 2318840), (290, 2310844), (340, 1971014), (493, 1359320), (578, 1159420), (580, 1155422), (680, 985507), (986, 679660), (1156, 579710), (1160, 577711), (1445, 463768), (1972, 339830), (1999, 335240), (2312, 289855), (2465, 271864), (2890, 231884), (3944, 169915), (3998, 167620), (4930, 135932), (5780, 115942), (7996, 83810), (8381, 79960), (9860, 67966), (9995, 67048), (11560, 57971), (15992, 41905), (16762, 39980), (19720, 33983), (19990, 33524)]