1280667384

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{480731}}^1$

素因数の和:480780

約数の個数: 48

約数和(自身を含む): 3562224120

約数和(自身を除く): 2281556736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 480731, 961462, 1442193, 1922924, 2884386, 3845848, 4326579, 5768772, 8653158, 11537544, 17306316, 17787047, 34612632, 35574094, 53361141, 71148188, 106722282, 142296376, 160083423, 213444564, 320166846, 426889128, 640333692, 1280667384]

約数ペア:

[(1, 1280667384), (2, 640333692), (3, 426889128), (4, 320166846), (6, 213444564), (8, 160083423), (9, 142296376), (12, 106722282), (18, 71148188), (24, 53361141), (36, 35574094), (37, 34612632), (72, 17787047), (74, 17306316), (111, 11537544), (148, 8653158), (222, 5768772), (296, 4326579), (333, 3845848), (444, 2884386), (666, 1922924), (888, 1442193), (1332, 961462), (2664, 480731)]