20123077656

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{487}}^1\times {\mathrm{557}}^1$

素因数の和:1345

約数の個数: 128

約数和(自身を含む): 55288604160

約数和(自身を除く): 35165526504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 281, 487, 557, 562, 843, 974, 1114, 1124, 1461, 1671, 1686, 1948, 2228, 2248, 2922, 3091, 3342, 3372, 3896, 4456, 5357, 5844, 6127, 6182, 6684, 6744, 9273, 10714, 11688, 12254, 12364, 13368, 16071, 18381, 18546, 21428, 24508, 24728, 32142, 36762, 37092, 42856, 49016, 64284, 73524, 74184, 128568, 136847, 147048, 156517, 271259, 273694, 313034, 410541, 469551, 542518, 547388, 626068, 813777, 821082, 939102, 1085036, 1094776, 1252136, 1505317, 1627554, 1642164, 1721687, 1878204, 2170072, 2983849, 3010634, 3255108, 3284328, 3443374, 3756408, 4515951, 5165061, 5967698, 6021268, 6510216, 6886748, 8951547, 9031902, 10330122, 11935396, 12042536, 13773496, 17903094, 18063804, 20660244, 23870792, 35806188, 36127608, 41320488, 71612376, 76223779, 152447558, 228671337, 304895116, 457342674, 609790232, 838461569, 914685348, 1676923138, 1829370696, 2515384707, 3353846276, 5030769414, 6707692552, 10061538828, 20123077656]

約数ペア:

[(1, 20123077656), (2, 10061538828), (3, 6707692552), (4, 5030769414), (6, 3353846276), (8, 2515384707), (11, 1829370696), (12, 1676923138), (22, 914685348), (24, 838461569), (33, 609790232), (44, 457342674), (66, 304895116), (88, 228671337), (132, 152447558), (264, 76223779), (281, 71612376), (487, 41320488), (557, 36127608), (562, 35806188), (843, 23870792), (974, 20660244), (1114, 18063804), (1124, 17903094), (1461, 13773496), (1671, 12042536), (1686, 11935396), (1948, 10330122), (2228, 9031902), (2248, 8951547), (2922, 6886748), (3091, 6510216), (3342, 6021268), (3372, 5967698), (3896, 5165061), (4456, 4515951), (5357, 3756408), (5844, 3443374), (6127, 3284328), (6182, 3255108), (6684, 3010634), (6744, 2983849), (9273, 2170072), (10714, 1878204), (11688, 1721687), (12254, 1642164), (12364, 1627554), (13368, 1505317), (16071, 1252136), (18381, 1094776), (18546, 1085036), (21428, 939102), (24508, 821082), (24728, 813777), (32142, 626068), (36762, 547388), (37092, 542518), (42856, 469551), (49016, 410541), (64284, 313034), (73524, 273694), (74184, 271259), (128568, 156517), (136847, 147048)]