2108403080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1419

約数の個数: 128

約数和(自身を含む): 5583790080

約数和(自身を除く): 3475387000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 131, 140, 188, 235, 262, 280, 329, 376, 470, 524, 655, 658, 917, 940, 1048, 1223, 1310, 1316, 1645, 1834, 1880, 2446, 2620, 2632, 3290, 3668, 4585, 4892, 5240, 6115, 6157, 6580, 7336, 8561, 9170, 9784, 12230, 12314, 13160, 17122, 18340, 24460, 24628, 30785, 34244, 36680, 42805, 43099, 48920, 49256, 57481, 61570, 68488, 85610, 86198, 114962, 123140, 160213, 171220, 172396, 215495, 229924, 246280, 287405, 320426, 342440, 344792, 402367, 430990, 459848, 574810, 640852, 801065, 804734, 861980, 1121491, 1149620, 1281704, 1602130, 1609468, 1723960, 2011835, 2242982, 2299240, 3204260, 3218936, 4023670, 4485964, 5607455, 6408520, 7530011, 8047340, 8971928, 11214910, 15060022, 16094680, 22429820, 30120044, 37650055, 44859640, 52710077, 60240088, 75300110, 105420154, 150600220, 210840308, 263550385, 301200440, 421680616, 527100770, 1054201540, 2108403080]

約数ペア:

[(1, 2108403080), (2, 1054201540), (4, 527100770), (5, 421680616), (7, 301200440), (8, 263550385), (10, 210840308), (14, 150600220), (20, 105420154), (28, 75300110), (35, 60240088), (40, 52710077), (47, 44859640), (56, 37650055), (70, 30120044), (94, 22429820), (131, 16094680), (140, 15060022), (188, 11214910), (235, 8971928), (262, 8047340), (280, 7530011), (329, 6408520), (376, 5607455), (470, 4485964), (524, 4023670), (655, 3218936), (658, 3204260), (917, 2299240), (940, 2242982), (1048, 2011835), (1223, 1723960), (1310, 1609468), (1316, 1602130), (1645, 1281704), (1834, 1149620), (1880, 1121491), (2446, 861980), (2620, 804734), (2632, 801065), (3290, 640852), (3668, 574810), (4585, 459848), (4892, 430990), (5240, 402367), (6115, 344792), (6157, 342440), (6580, 320426), (7336, 287405), (8561, 246280), (9170, 229924), (9784, 215495), (12230, 172396), (12314, 171220), (13160, 160213), (17122, 123140), (18340, 114962), (24460, 86198), (24628, 85610), (30785, 68488), (34244, 61570), (36680, 57481), (42805, 49256), (43099, 48920)]