256394544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44887}}^1$

素因数の和:44922

約数の個数: 80

約数和(自身を含む): 801520128

約数和(自身を除く): 545125584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 168, 204, 238, 272, 336, 357, 408, 476, 714, 816, 952, 1428, 1904, 2856, 5712, 44887, 89774, 134661, 179548, 269322, 314209, 359096, 538644, 628418, 718192, 763079, 942627, 1077288, 1256836, 1526158, 1885254, 2154576, 2289237, 2513672, 3052316, 3770508, 4578474, 5027344, 5341553, 6104632, 7541016, 9156948, 10683106, 12209264, 15082032, 16024659, 18313896, 21366212, 32049318, 36627792, 42732424, 64098636, 85464848, 128197272, 256394544]

約数ペア:

[(1, 256394544), (2, 128197272), (3, 85464848), (4, 64098636), (6, 42732424), (7, 36627792), (8, 32049318), (12, 21366212), (14, 18313896), (16, 16024659), (17, 15082032), (21, 12209264), (24, 10683106), (28, 9156948), (34, 7541016), (42, 6104632), (48, 5341553), (51, 5027344), (56, 4578474), (68, 3770508), (84, 3052316), (102, 2513672), (112, 2289237), (119, 2154576), (136, 1885254), (168, 1526158), (204, 1256836), (238, 1077288), (272, 942627), (336, 763079), (357, 718192), (408, 628418), (476, 538644), (714, 359096), (816, 314209), (952, 269322), (1428, 179548), (1904, 134661), (2856, 89774), (5712, 44887)]