256652220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5477}}^1$

素因数の和:5571

約数の個数: 96

約数和(自身を含む): 795142656

約数和(自身を除く): 538490436

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 132, 142, 165, 213, 220, 284, 330, 355, 426, 660, 710, 781, 852, 1065, 1420, 1562, 2130, 2343, 3124, 3905, 4260, 4686, 5477, 7810, 9372, 10954, 11715, 15620, 16431, 21908, 23430, 27385, 32862, 46860, 54770, 60247, 65724, 82155, 109540, 120494, 164310, 180741, 240988, 301235, 328620, 361482, 388867, 602470, 722964, 777734, 903705, 1166601, 1204940, 1555468, 1807410, 1944335, 2333202, 3614820, 3888670, 4277537, 4666404, 5833005, 7777340, 8555074, 11666010, 12832611, 17110148, 21387685, 23332020, 25665222, 42775370, 51330444, 64163055, 85550740, 128326110, 256652220]

約数ペア:

[(1, 256652220), (2, 128326110), (3, 85550740), (4, 64163055), (5, 51330444), (6, 42775370), (10, 25665222), (11, 23332020), (12, 21387685), (15, 17110148), (20, 12832611), (22, 11666010), (30, 8555074), (33, 7777340), (44, 5833005), (55, 4666404), (60, 4277537), (66, 3888670), (71, 3614820), (110, 2333202), (132, 1944335), (142, 1807410), (165, 1555468), (213, 1204940), (220, 1166601), (284, 903705), (330, 777734), (355, 722964), (426, 602470), (660, 388867), (710, 361482), (781, 328620), (852, 301235), (1065, 240988), (1420, 180741), (1562, 164310), (2130, 120494), (2343, 109540), (3124, 82155), (3905, 65724), (4260, 60247), (4686, 54770), (5477, 46860), (7810, 32862), (9372, 27385), (10954, 23430), (11715, 21908), (15620, 16431)]