278318004

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{1567}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 702551808

約数和(自身を除く): 424233804

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 361, 492, 722, 779, 1083, 1444, 1558, 1567, 2166, 2337, 3116, 3134, 4332, 4674, 4701, 6268, 9348, 9402, 14801, 18804, 29602, 29773, 44403, 59204, 59546, 64247, 88806, 89319, 119092, 128494, 177612, 178638, 192741, 256988, 357276, 385482, 565687, 770964, 1131374, 1220693, 1697061, 2262748, 2441386, 3394122, 3662079, 4882772, 6788244, 7324158, 14648316, 23193167, 46386334, 69579501, 92772668, 139159002, 278318004]

約数ペア:

[(1, 278318004), (2, 139159002), (3, 92772668), (4, 69579501), (6, 46386334), (12, 23193167), (19, 14648316), (38, 7324158), (41, 6788244), (57, 4882772), (76, 3662079), (82, 3394122), (114, 2441386), (123, 2262748), (164, 1697061), (228, 1220693), (246, 1131374), (361, 770964), (492, 565687), (722, 385482), (779, 357276), (1083, 256988), (1444, 192741), (1558, 178638), (1567, 177612), (2166, 128494), (2337, 119092), (3116, 89319), (3134, 88806), (4332, 64247), (4674, 59546), (4701, 59204), (6268, 44403), (9348, 29773), (9402, 29602), (14801, 18804)]