256967136

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{14627}}^1$

素因数の和:14704

約数の個数: 72

約数和(自身を含む): 742780584

約数和(自身を除く): 485813448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 72, 96, 122, 144, 183, 244, 288, 366, 488, 549, 732, 976, 1098, 1464, 1952, 2196, 2928, 4392, 5856, 8784, 14627, 17568, 29254, 43881, 58508, 87762, 117016, 131643, 175524, 234032, 263286, 351048, 468064, 526572, 702096, 892247, 1053144, 1404192, 1784494, 2106288, 2676741, 3568988, 4212576, 5353482, 7137976, 8030223, 10706964, 14275952, 16060446, 21413928, 28551904, 32120892, 42827856, 64241784, 85655712, 128483568, 256967136]

約数ペア:

[(1, 256967136), (2, 128483568), (3, 85655712), (4, 64241784), (6, 42827856), (8, 32120892), (9, 28551904), (12, 21413928), (16, 16060446), (18, 14275952), (24, 10706964), (32, 8030223), (36, 7137976), (48, 5353482), (61, 4212576), (72, 3568988), (96, 2676741), (122, 2106288), (144, 1784494), (183, 1404192), (244, 1053144), (288, 892247), (366, 702096), (488, 526572), (549, 468064), (732, 351048), (976, 263286), (1098, 234032), (1464, 175524), (1952, 131643), (2196, 117016), (2928, 87762), (4392, 58508), (5856, 43881), (8784, 29254), (14627, 17568)]