256489896

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15511}}^1$

素因数の和:15586

約数の個数: 64

約数和(自身を含む): 703624320

約数和(自身を除く): 447134424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 2067, 2756, 4134, 5512, 8268, 15511, 16536, 31022, 46533, 62044, 93066, 124088, 186132, 201643, 372264, 403286, 604929, 806572, 822083, 1209858, 1613144, 1644166, 2419716, 2466249, 3288332, 4839432, 4932498, 6576664, 9864996, 10687079, 19729992, 21374158, 32061237, 42748316, 64122474, 85496632, 128244948, 256489896]

約数ペア:

[(1, 256489896), (2, 128244948), (3, 85496632), (4, 64122474), (6, 42748316), (8, 32061237), (12, 21374158), (13, 19729992), (24, 10687079), (26, 9864996), (39, 6576664), (52, 4932498), (53, 4839432), (78, 3288332), (104, 2466249), (106, 2419716), (156, 1644166), (159, 1613144), (212, 1209858), (312, 822083), (318, 806572), (424, 604929), (636, 403286), (689, 372264), (1272, 201643), (1378, 186132), (2067, 124088), (2756, 93066), (4134, 62044), (5512, 46533), (8268, 31022), (15511, 16536)]