81874020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:865

約数の個数: 96

約数和(自身を含む): 242565120

約数和(自身を除く): 160691100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 79, 92, 115, 138, 158, 230, 237, 276, 316, 345, 395, 460, 474, 690, 751, 790, 948, 1185, 1380, 1502, 1580, 1817, 2253, 2370, 3004, 3634, 3755, 4506, 4740, 5451, 7268, 7510, 9012, 9085, 10902, 11265, 15020, 17273, 18170, 21804, 22530, 27255, 34546, 36340, 45060, 51819, 54510, 59329, 69092, 86365, 103638, 109020, 118658, 172730, 177987, 207276, 237316, 259095, 296645, 345460, 355974, 518190, 593290, 711948, 889935, 1036380, 1186580, 1364567, 1779870, 2729134, 3559740, 4093701, 5458268, 6822835, 8187402, 13645670, 16374804, 20468505, 27291340, 40937010, 81874020]

約数ペア:

[(1, 81874020), (2, 40937010), (3, 27291340), (4, 20468505), (5, 16374804), (6, 13645670), (10, 8187402), (12, 6822835), (15, 5458268), (20, 4093701), (23, 3559740), (30, 2729134), (46, 1779870), (60, 1364567), (69, 1186580), (79, 1036380), (92, 889935), (115, 711948), (138, 593290), (158, 518190), (230, 355974), (237, 345460), (276, 296645), (316, 259095), (345, 237316), (395, 207276), (460, 177987), (474, 172730), (690, 118658), (751, 109020), (790, 103638), (948, 86365), (1185, 69092), (1380, 59329), (1502, 54510), (1580, 51819), (1817, 45060), (2253, 36340), (2370, 34546), (3004, 27255), (3634, 22530), (3755, 21804), (4506, 18170), (4740, 17273), (5451, 15020), (7268, 11265), (7510, 10902), (9012, 9085)]