256566312

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:792

約数の個数: 128

約数和(自身を含む): 762825600

約数和(自身を除く): 506259288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 107, 108, 136, 153, 204, 214, 216, 306, 321, 408, 428, 459, 612, 642, 653, 856, 918, 963, 1224, 1284, 1306, 1819, 1836, 1926, 1959, 2568, 2612, 2889, 3638, 3672, 3852, 3918, 5224, 5457, 5778, 5877, 7276, 7704, 7836, 10914, 11101, 11556, 11754, 14552, 15672, 16371, 17631, 21828, 22202, 23112, 23508, 32742, 33303, 35262, 43656, 44404, 47016, 49113, 65484, 66606, 69871, 70524, 88808, 98226, 99909, 130968, 133212, 139742, 141048, 196452, 199818, 209613, 266424, 279484, 299727, 392904, 399636, 419226, 558968, 599454, 628839, 799272, 838452, 1187807, 1198908, 1257678, 1676904, 1886517, 2375614, 2397816, 2515356, 3563421, 3773034, 4751228, 5030712, 7126842, 7546068, 9502456, 10690263, 14253684, 15092136, 21380526, 28507368, 32070789, 42761052, 64141578, 85522104, 128283156, 256566312]

約数ペア:

[(1, 256566312), (2, 128283156), (3, 85522104), (4, 64141578), (6, 42761052), (8, 32070789), (9, 28507368), (12, 21380526), (17, 15092136), (18, 14253684), (24, 10690263), (27, 9502456), (34, 7546068), (36, 7126842), (51, 5030712), (54, 4751228), (68, 3773034), (72, 3563421), (102, 2515356), (107, 2397816), (108, 2375614), (136, 1886517), (153, 1676904), (204, 1257678), (214, 1198908), (216, 1187807), (306, 838452), (321, 799272), (408, 628839), (428, 599454), (459, 558968), (612, 419226), (642, 399636), (653, 392904), (856, 299727), (918, 279484), (963, 266424), (1224, 209613), (1284, 199818), (1306, 196452), (1819, 141048), (1836, 139742), (1926, 133212), (1959, 130968), (2568, 99909), (2612, 98226), (2889, 88808), (3638, 70524), (3672, 69871), (3852, 66606), (3918, 65484), (5224, 49113), (5457, 47016), (5778, 44404), (5877, 43656), (7276, 35262), (7704, 33303), (7836, 32742), (10914, 23508), (11101, 23112), (11556, 22202), (11754, 21828), (14552, 17631), (15672, 16371)]