318349728

素因数分解:

$2^5\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18121}}^1$

素因数の和:18198

約数の個数: 72

約数和(自身を含む): 920198916

約数和(自身を除く): 601849188

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, 17568, 18121, 36242, 54363, 72484, 108726, 144968, 163089, 217452, 289936, 326178, 434904, 579872, 652356, 869808, 1105381, 1304712, 1739616, 2210762, 2609424, 3316143, 4421524, 5218848, 6632286, 8843048, 9948429, 13264572, 17686096, 19896858, 26529144, 35372192, 39793716, 53058288, 79587432, 106116576, 159174864, 318349728]

約数ペア:

[(1, 318349728), (2, 159174864), (3, 106116576), (4, 79587432), (6, 53058288), (8, 39793716), (9, 35372192), (12, 26529144), (16, 19896858), (18, 17686096), (24, 13264572), (32, 9948429), (36, 8843048), (48, 6632286), (61, 5218848), (72, 4421524), (96, 3316143), (122, 2609424), (144, 2210762), (183, 1739616), (244, 1304712), (288, 1105381), (366, 869808), (488, 652356), (549, 579872), (732, 434904), (976, 326178), (1098, 289936), (1464, 217452), (1952, 163089), (2196, 144968), (2928, 108726), (4392, 72484), (5856, 54363), (8784, 36242), (17568, 18121)]