1212860168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{1259}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 2508408000

約数和(自身を除く): 1295547832

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 157, 236, 314, 472, 628, 767, 1256, 1259, 1534, 2041, 2518, 3068, 4082, 5036, 6136, 8164, 9263, 10072, 16328, 16367, 18526, 32734, 37052, 65468, 74104, 74281, 120419, 130936, 148562, 197663, 240838, 297124, 395326, 481676, 594248, 790652, 963352, 965653, 1581304, 1931306, 2569619, 3862612, 5139238, 7725224, 10278476, 11662117, 20556952, 23324234, 46648468, 93296936, 151607521, 303215042, 606430084, 1212860168]

約数ペア:

[(1, 1212860168), (2, 606430084), (4, 303215042), (8, 151607521), (13, 93296936), (26, 46648468), (52, 23324234), (59, 20556952), (104, 11662117), (118, 10278476), (157, 7725224), (236, 5139238), (314, 3862612), (472, 2569619), (628, 1931306), (767, 1581304), (1256, 965653), (1259, 963352), (1534, 790652), (2041, 594248), (2518, 481676), (3068, 395326), (4082, 297124), (5036, 240838), (6136, 197663), (8164, 148562), (9263, 130936), (10072, 120419), (16328, 74281), (16367, 74104), (18526, 65468), (32734, 37052)]