664650768

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{28087}}^1$

素因数の和:28144

約数の個数: 80

約数和(自身を含む): 1880772480

約数和(自身を除く): 1216121712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 48, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 272, 348, 408, 464, 493, 696, 816, 986, 1392, 1479, 1972, 2958, 3944, 5916, 7888, 11832, 23664, 28087, 56174, 84261, 112348, 168522, 224696, 337044, 449392, 477479, 674088, 814523, 954958, 1348176, 1432437, 1629046, 1909916, 2443569, 2864874, 3258092, 3819832, 4887138, 5729748, 6516184, 7639664, 9774276, 11459496, 13032368, 13846891, 19548552, 22918992, 27693782, 39097104, 41540673, 55387564, 83081346, 110775128, 166162692, 221550256, 332325384, 664650768]

約数ペア:

[(1, 664650768), (2, 332325384), (3, 221550256), (4, 166162692), (6, 110775128), (8, 83081346), (12, 55387564), (16, 41540673), (17, 39097104), (24, 27693782), (29, 22918992), (34, 19548552), (48, 13846891), (51, 13032368), (58, 11459496), (68, 9774276), (87, 7639664), (102, 6516184), (116, 5729748), (136, 4887138), (174, 3819832), (204, 3258092), (232, 2864874), (272, 2443569), (348, 1909916), (408, 1629046), (464, 1432437), (493, 1348176), (696, 954958), (816, 814523), (986, 674088), (1392, 477479), (1479, 449392), (1972, 337044), (2958, 224696), (3944, 168522), (5916, 112348), (7888, 84261), (11832, 56174), (23664, 28087)]