257429424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20707}}^1$

素因数の和:20762

約数の個数: 80

約数和(自身を含む): 780608768

約数和(自身を除く): 523179344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 84, 111, 112, 148, 168, 222, 259, 296, 336, 444, 518, 592, 777, 888, 1036, 1554, 1776, 2072, 3108, 4144, 6216, 12432, 20707, 41414, 62121, 82828, 124242, 144949, 165656, 248484, 289898, 331312, 434847, 496968, 579796, 766159, 869694, 993936, 1159592, 1532318, 1739388, 2298477, 2319184, 3064636, 3478776, 4596954, 5363113, 6129272, 6957552, 9193908, 10726226, 12258544, 16089339, 18387816, 21452452, 32178678, 36775632, 42904904, 64357356, 85809808, 128714712, 257429424]

約数ペア:

[(1, 257429424), (2, 128714712), (3, 85809808), (4, 64357356), (6, 42904904), (7, 36775632), (8, 32178678), (12, 21452452), (14, 18387816), (16, 16089339), (21, 12258544), (24, 10726226), (28, 9193908), (37, 6957552), (42, 6129272), (48, 5363113), (56, 4596954), (74, 3478776), (84, 3064636), (111, 2319184), (112, 2298477), (148, 1739388), (168, 1532318), (222, 1159592), (259, 993936), (296, 869694), (336, 766159), (444, 579796), (518, 496968), (592, 434847), (777, 331312), (888, 289898), (1036, 248484), (1554, 165656), (1776, 144949), (2072, 124242), (3108, 82828), (4144, 62121), (6216, 41414), (12432, 20707)]