30874480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4241}}^1$

素因数の和:4274

約数の個数: 80

約数和(自身を含む): 88369344

約数和(自身を除く): 57494864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 4241, 7280, 8482, 16964, 21205, 29687, 33928, 42410, 55133, 59374, 67856, 84820, 110266, 118748, 148435, 169640, 220532, 237496, 275665, 296870, 339280, 385931, 441064, 474992, 551330, 593740, 771862, 882128, 1102660, 1187480, 1543724, 1929655, 2205320, 2374960, 3087448, 3859310, 4410640, 6174896, 7718620, 15437240, 30874480]

約数ペア:

[(1, 30874480), (2, 15437240), (4, 7718620), (5, 6174896), (7, 4410640), (8, 3859310), (10, 3087448), (13, 2374960), (14, 2205320), (16, 1929655), (20, 1543724), (26, 1187480), (28, 1102660), (35, 882128), (40, 771862), (52, 593740), (56, 551330), (65, 474992), (70, 441064), (80, 385931), (91, 339280), (104, 296870), (112, 275665), (130, 237496), (140, 220532), (182, 169640), (208, 148435), (260, 118748), (280, 110266), (364, 84820), (455, 67856), (520, 59374), (560, 55133), (728, 42410), (910, 33928), (1040, 29687), (1456, 21205), (1820, 16964), (3640, 8482), (4241, 7280)]