256777260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{104381}}^1$

素因数の和:104434

約数の個数: 48

約数和(自身を含む): 736519392

約数和(自身を除く): 479742132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 104381, 208762, 313143, 417524, 521905, 626286, 1043810, 1252572, 1565715, 2087620, 3131430, 4279621, 6262860, 8559242, 12838863, 17118484, 21398105, 25677726, 42796210, 51355452, 64194315, 85592420, 128388630, 256777260]

約数ペア:

[(1, 256777260), (2, 128388630), (3, 85592420), (4, 64194315), (5, 51355452), (6, 42796210), (10, 25677726), (12, 21398105), (15, 17118484), (20, 12838863), (30, 8559242), (41, 6262860), (60, 4279621), (82, 3131430), (123, 2087620), (164, 1565715), (205, 1252572), (246, 1043810), (410, 626286), (492, 521905), (615, 417524), (820, 313143), (1230, 208762), (2460, 104381)]