256331376

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2333}}^1$

素因数の和:2463

約数の個数: 120

約数和(自身を含む): 827729760

約数和(自身を除く): 571398384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 109, 112, 126, 144, 168, 218, 252, 327, 336, 436, 504, 654, 763, 872, 981, 1008, 1308, 1526, 1744, 1962, 2289, 2333, 2616, 3052, 3924, 4578, 4666, 5232, 6104, 6867, 6999, 7848, 9156, 9332, 12208, 13734, 13998, 15696, 16331, 18312, 18664, 20997, 27468, 27996, 32662, 36624, 37328, 41994, 48993, 54936, 55992, 65324, 83988, 97986, 109872, 111984, 130648, 146979, 167976, 195972, 254297, 261296, 293958, 335952, 391944, 508594, 587916, 762891, 783888, 1017188, 1175832, 1525782, 1780079, 2034376, 2288673, 2351664, 3051564, 3560158, 4068752, 4577346, 5340237, 6103128, 7120316, 9154692, 10680474, 12206256, 14240632, 16020711, 18309384, 21360948, 28481264, 32041422, 36618768, 42721896, 64082844, 85443792, 128165688, 256331376]

約数ペア:

[(1, 256331376), (2, 128165688), (3, 85443792), (4, 64082844), (6, 42721896), (7, 36618768), (8, 32041422), (9, 28481264), (12, 21360948), (14, 18309384), (16, 16020711), (18, 14240632), (21, 12206256), (24, 10680474), (28, 9154692), (36, 7120316), (42, 6103128), (48, 5340237), (56, 4577346), (63, 4068752), (72, 3560158), (84, 3051564), (109, 2351664), (112, 2288673), (126, 2034376), (144, 1780079), (168, 1525782), (218, 1175832), (252, 1017188), (327, 783888), (336, 762891), (436, 587916), (504, 508594), (654, 391944), (763, 335952), (872, 293958), (981, 261296), (1008, 254297), (1308, 195972), (1526, 167976), (1744, 146979), (1962, 130648), (2289, 111984), (2333, 109872), (2616, 97986), (3052, 83988), (3924, 65324), (4578, 55992), (4666, 54936), (5232, 48993), (6104, 41994), (6867, 37328), (6999, 36624), (7848, 32662), (9156, 27996), (9332, 27468), (12208, 20997), (13734, 18664), (13998, 18312), (15696, 16331)]