221107968

素因数分解:

$2^8\times 3^4\times {\mathrm{10663}}^1$

素因数の和:10691

約数の個数: 90

約数和(自身を含む): 659365784

約数和(自身を除く): 438257816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 10663, 20736, 21326, 31989, 42652, 63978, 85304, 95967, 127956, 170608, 191934, 255912, 287901, 341216, 383868, 511824, 575802, 682432, 767736, 863703, 1023648, 1151604, 1364864, 1535472, 1727406, 2047296, 2303208, 2729728, 3070944, 3454812, 4094592, 4606416, 6141888, 6909624, 8189184, 9212832, 12283776, 13819248, 18425664, 24567552, 27638496, 36851328, 55276992, 73702656, 110553984, 221107968]

約数ペア:

[(1, 221107968), (2, 110553984), (3, 73702656), (4, 55276992), (6, 36851328), (8, 27638496), (9, 24567552), (12, 18425664), (16, 13819248), (18, 12283776), (24, 9212832), (27, 8189184), (32, 6909624), (36, 6141888), (48, 4606416), (54, 4094592), (64, 3454812), (72, 3070944), (81, 2729728), (96, 2303208), (108, 2047296), (128, 1727406), (144, 1535472), (162, 1364864), (192, 1151604), (216, 1023648), (256, 863703), (288, 767736), (324, 682432), (384, 575802), (432, 511824), (576, 383868), (648, 341216), (768, 287901), (864, 255912), (1152, 191934), (1296, 170608), (1728, 127956), (2304, 95967), (2592, 85304), (3456, 63978), (5184, 42652), (6912, 31989), (10368, 21326), (10663, 20736)]