1280278272

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2617}}^1$

素因数の和:2663

約数の個数: 216

約数和(自身を含む): 4270251216

約数和(自身を除く): 2989972944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 64, 78, 84, 91, 96, 98, 104, 112, 128, 147, 156, 168, 182, 192, 196, 208, 224, 256, 273, 294, 312, 336, 364, 384, 392, 416, 448, 546, 588, 624, 637, 672, 728, 768, 784, 832, 896, 1092, 1176, 1248, 1274, 1344, 1456, 1568, 1664, 1792, 1911, 2184, 2352, 2496, 2548, 2617, 2688, 2912, 3136, 3328, 3822, 4368, 4704, 4992, 5096, 5234, 5376, 5824, 6272, 7644, 7851, 8736, 9408, 9984, 10192, 10468, 11648, 12544, 15288, 15702, 17472, 18319, 18816, 20384, 20936, 23296, 30576, 31404, 34021, 34944, 36638, 37632, 40768, 41872, 54957, 61152, 62808, 68042, 69888, 73276, 81536, 83744, 102063, 109914, 122304, 125616, 128233, 136084, 146552, 163072, 167488, 204126, 219828, 238147, 244608, 251232, 256466, 272168, 293104, 334976, 384699, 408252, 439656, 476294, 489216, 502464, 512932, 544336, 586208, 669952, 714441, 769398, 816504, 879312, 952588, 1004928, 1025864, 1088672, 1172416, 1428882, 1538796, 1633008, 1667029, 1758624, 1905176, 2009856, 2051728, 2177344, 2344832, 2857764, 3077592, 3266016, 3334058, 3517248, 3810352, 4103456, 4354688, 4689664, 5001087, 5715528, 6155184, 6532032, 6668116, 7034496, 7620704, 8206912, 8709376, 10002174, 11431056, 12310368, 13064064, 13336232, 14068992, 15241408, 16413824, 20004348, 22862112, 24620736, 26128128, 26672464, 30482816, 32827648, 40008696, 45724224, 49241472, 53344928, 60965632, 80017392, 91448448, 98482944, 106689856, 160034784, 182896896, 213379712, 320069568, 426759424, 640139136, 1280278272]

約数ペア:

[(1, 1280278272), (2, 640139136), (3, 426759424), (4, 320069568), (6, 213379712), (7, 182896896), (8, 160034784), (12, 106689856), (13, 98482944), (14, 91448448), (16, 80017392), (21, 60965632), (24, 53344928), (26, 49241472), (28, 45724224), (32, 40008696), (39, 32827648), (42, 30482816), (48, 26672464), (49, 26128128), (52, 24620736), (56, 22862112), (64, 20004348), (78, 16413824), (84, 15241408), (91, 14068992), (96, 13336232), (98, 13064064), (104, 12310368), (112, 11431056), (128, 10002174), (147, 8709376), (156, 8206912), (168, 7620704), (182, 7034496), (192, 6668116), (196, 6532032), (208, 6155184), (224, 5715528), (256, 5001087), (273, 4689664), (294, 4354688), (312, 4103456), (336, 3810352), (364, 3517248), (384, 3334058), (392, 3266016), (416, 3077592), (448, 2857764), (546, 2344832), (588, 2177344), (624, 2051728), (637, 2009856), (672, 1905176), (728, 1758624), (768, 1667029), (784, 1633008), (832, 1538796), (896, 1428882), (1092, 1172416), (1176, 1088672), (1248, 1025864), (1274, 1004928), (1344, 952588), (1456, 879312), (1568, 816504), (1664, 769398), (1792, 714441), (1911, 669952), (2184, 586208), (2352, 544336), (2496, 512932), (2548, 502464), (2617, 489216), (2688, 476294), (2912, 439656), (3136, 408252), (3328, 384699), (3822, 334976), (4368, 293104), (4704, 272168), (4992, 256466), (5096, 251232), (5234, 244608), (5376, 238147), (5824, 219828), (6272, 204126), (7644, 167488), (7851, 163072), (8736, 146552), (9408, 136084), (9984, 128233), (10192, 125616), (10468, 122304), (11648, 109914), (12544, 102063), (15288, 83744), (15702, 81536), (17472, 73276), (18319, 69888), (18816, 68042), (20384, 62808), (20936, 61152), (23296, 54957), (30576, 41872), (31404, 40768), (34021, 37632), (34944, 36638)]