256041216

素因数分解:

$2^8\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2221

約数の個数: 144

約数和(自身を含む): 802065600

約数和(自身を除く): 546024384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 256, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 768, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2179, 2304, 2448, 3264, 3456, 3672, 4352, 4358, 4896, 6528, 6537, 6912, 7344, 8716, 9792, 13056, 13074, 14688, 17432, 19584, 19611, 26148, 29376, 34864, 37043, 39168, 39222, 52296, 58752, 58833, 69728, 74086, 78444, 104592, 111129, 117504, 117666, 139456, 148172, 156888, 209184, 222258, 235332, 278912, 296344, 313776, 333387, 418368, 444516, 470664, 557824, 592688, 627552, 666774, 836736, 889032, 941328, 1000161, 1185376, 1255104, 1333548, 1673472, 1778064, 1882656, 2000322, 2370752, 2510208, 2667096, 3556128, 3765312, 4000644, 4741504, 5020416, 5334192, 7112256, 7530624, 8001288, 9483008, 10668384, 14224512, 15061248, 16002576, 21336768, 28449024, 32005152, 42673536, 64010304, 85347072, 128020608, 256041216]

約数ペア:

[(1, 256041216), (2, 128020608), (3, 85347072), (4, 64010304), (6, 42673536), (8, 32005152), (9, 28449024), (12, 21336768), (16, 16002576), (17, 15061248), (18, 14224512), (24, 10668384), (27, 9483008), (32, 8001288), (34, 7530624), (36, 7112256), (48, 5334192), (51, 5020416), (54, 4741504), (64, 4000644), (68, 3765312), (72, 3556128), (96, 2667096), (102, 2510208), (108, 2370752), (128, 2000322), (136, 1882656), (144, 1778064), (153, 1673472), (192, 1333548), (204, 1255104), (216, 1185376), (256, 1000161), (272, 941328), (288, 889032), (306, 836736), (384, 666774), (408, 627552), (432, 592688), (459, 557824), (544, 470664), (576, 444516), (612, 418368), (768, 333387), (816, 313776), (864, 296344), (918, 278912), (1088, 235332), (1152, 222258), (1224, 209184), (1632, 156888), (1728, 148172), (1836, 139456), (2176, 117666), (2179, 117504), (2304, 111129), (2448, 104592), (3264, 78444), (3456, 74086), (3672, 69728), (4352, 58833), (4358, 58752), (4896, 52296), (6528, 39222), (6537, 39168), (6912, 37043), (7344, 34864), (8716, 29376), (9792, 26148), (13056, 19611), (13074, 19584), (14688, 17432)]