221012736

素因数分解:

$2^8\times 3^1\times 7^3\times {\mathrm{839}}^1$

素因数の和:879

約数の個数: 144

約数和(自身を含む): 686784000

約数和(自身を除く): 465771264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 343, 384, 392, 448, 588, 672, 686, 768, 784, 839, 896, 1029, 1176, 1344, 1372, 1568, 1678, 1792, 2058, 2352, 2517, 2688, 2744, 3136, 3356, 4116, 4704, 5034, 5376, 5488, 5873, 6272, 6712, 8232, 9408, 10068, 10976, 11746, 12544, 13424, 16464, 17619, 18816, 20136, 21952, 23492, 26848, 32928, 35238, 37632, 40272, 41111, 43904, 46984, 53696, 65856, 70476, 80544, 82222, 87808, 93968, 107392, 123333, 131712, 140952, 161088, 164444, 187936, 214784, 246666, 263424, 281904, 287777, 322176, 328888, 375872, 493332, 563808, 575554, 644352, 657776, 751744, 863331, 986664, 1127616, 1151108, 1315552, 1503488, 1726662, 1973328, 2255232, 2302216, 2631104, 3453324, 3946656, 4510464, 4604432, 5262208, 6906648, 7893312, 9208864, 10524416, 13813296, 15786624, 18417728, 27626592, 31573248, 36835456, 55253184, 73670912, 110506368, 221012736]

約数ペア:

[(1, 221012736), (2, 110506368), (3, 73670912), (4, 55253184), (6, 36835456), (7, 31573248), (8, 27626592), (12, 18417728), (14, 15786624), (16, 13813296), (21, 10524416), (24, 9208864), (28, 7893312), (32, 6906648), (42, 5262208), (48, 4604432), (49, 4510464), (56, 3946656), (64, 3453324), (84, 2631104), (96, 2302216), (98, 2255232), (112, 1973328), (128, 1726662), (147, 1503488), (168, 1315552), (192, 1151108), (196, 1127616), (224, 986664), (256, 863331), (294, 751744), (336, 657776), (343, 644352), (384, 575554), (392, 563808), (448, 493332), (588, 375872), (672, 328888), (686, 322176), (768, 287777), (784, 281904), (839, 263424), (896, 246666), (1029, 214784), (1176, 187936), (1344, 164444), (1372, 161088), (1568, 140952), (1678, 131712), (1792, 123333), (2058, 107392), (2352, 93968), (2517, 87808), (2688, 82222), (2744, 80544), (3136, 70476), (3356, 65856), (4116, 53696), (4704, 46984), (5034, 43904), (5376, 41111), (5488, 40272), (5873, 37632), (6272, 35238), (6712, 32928), (8232, 26848), (9408, 23492), (10068, 21952), (10976, 20136), (11746, 18816), (12544, 17619), (13424, 16464)]