191489680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 462470400

約数和(自身を除く): 270980720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 79, 80, 82, 158, 164, 205, 316, 328, 395, 410, 632, 656, 739, 790, 820, 1264, 1478, 1580, 1640, 2956, 3160, 3239, 3280, 3695, 5912, 6320, 6478, 7390, 11824, 12956, 14780, 16195, 25912, 29560, 30299, 32390, 51824, 58381, 59120, 60598, 64780, 116762, 121196, 129560, 151495, 233524, 242392, 259120, 291905, 302990, 467048, 484784, 583810, 605980, 934096, 1167620, 1211960, 2335240, 2393621, 2423920, 4670480, 4787242, 9574484, 11968105, 19148968, 23936210, 38297936, 47872420, 95744840, 191489680]

約数ペア:

[(1, 191489680), (2, 95744840), (4, 47872420), (5, 38297936), (8, 23936210), (10, 19148968), (16, 11968105), (20, 9574484), (40, 4787242), (41, 4670480), (79, 2423920), (80, 2393621), (82, 2335240), (158, 1211960), (164, 1167620), (205, 934096), (316, 605980), (328, 583810), (395, 484784), (410, 467048), (632, 302990), (656, 291905), (739, 259120), (790, 242392), (820, 233524), (1264, 151495), (1478, 129560), (1580, 121196), (1640, 116762), (2956, 64780), (3160, 60598), (3239, 59120), (3280, 58381), (3695, 51824), (5912, 32390), (6320, 30299), (6478, 29560), (7390, 25912), (11824, 16195), (12956, 14780)]