63745360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1279}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 171417600

約数和(自身を除く): 107672240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1279, 1424, 1780, 2492, 2558, 3115, 3560, 4984, 5116, 6230, 6395, 7120, 8953, 9968, 10232, 12460, 12790, 17906, 20464, 24920, 25580, 35812, 44765, 49840, 51160, 71624, 89530, 102320, 113831, 143248, 179060, 227662, 358120, 455324, 569155, 716240, 796817, 910648, 1138310, 1593634, 1821296, 2276620, 3187268, 3984085, 4553240, 6374536, 7968170, 9106480, 12749072, 15936340, 31872680, 63745360]

約数ペア:

[(1, 63745360), (2, 31872680), (4, 15936340), (5, 12749072), (7, 9106480), (8, 7968170), (10, 6374536), (14, 4553240), (16, 3984085), (20, 3187268), (28, 2276620), (35, 1821296), (40, 1593634), (56, 1138310), (70, 910648), (80, 796817), (89, 716240), (112, 569155), (140, 455324), (178, 358120), (280, 227662), (356, 179060), (445, 143248), (560, 113831), (623, 102320), (712, 89530), (890, 71624), (1246, 51160), (1279, 49840), (1424, 44765), (1780, 35812), (2492, 25580), (2558, 24920), (3115, 20464), (3560, 17906), (4984, 12790), (5116, 12460), (6230, 10232), (6395, 9968), (7120, 8953)]