393729760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 968067072

約数和(自身を除く): 574337312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 163, 248, 310, 326, 487, 496, 620, 652, 815, 974, 992, 1240, 1304, 1630, 1948, 2435, 2480, 2608, 3260, 3896, 4870, 4960, 5053, 5216, 6520, 7792, 9740, 10106, 13040, 15097, 15584, 19480, 20212, 25265, 26080, 30194, 38960, 40424, 50530, 60388, 75485, 77920, 79381, 80848, 101060, 120776, 150970, 158762, 161696, 202120, 241552, 301940, 317524, 396905, 404240, 483104, 603880, 635048, 793810, 808480, 1207760, 1270096, 1587620, 2415520, 2460811, 2540192, 3175240, 4921622, 6350480, 9843244, 12304055, 12700960, 19686488, 24608110, 39372976, 49216220, 78745952, 98432440, 196864880, 393729760]

約数ペア:

[(1, 393729760), (2, 196864880), (4, 98432440), (5, 78745952), (8, 49216220), (10, 39372976), (16, 24608110), (20, 19686488), (31, 12700960), (32, 12304055), (40, 9843244), (62, 6350480), (80, 4921622), (124, 3175240), (155, 2540192), (160, 2460811), (163, 2415520), (248, 1587620), (310, 1270096), (326, 1207760), (487, 808480), (496, 793810), (620, 635048), (652, 603880), (815, 483104), (974, 404240), (992, 396905), (1240, 317524), (1304, 301940), (1630, 241552), (1948, 202120), (2435, 161696), (2480, 158762), (2608, 150970), (3260, 120776), (3896, 101060), (4870, 80848), (4960, 79381), (5053, 77920), (5216, 75485), (6520, 60388), (7792, 50530), (9740, 40424), (10106, 38960), (13040, 30194), (15097, 26080), (15584, 25265), (19480, 20212)]