28161408

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 83721600

約数和(自身を除く): 55560192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 59, 64, 66, 88, 96, 113, 118, 128, 132, 176, 177, 192, 226, 236, 264, 339, 352, 354, 384, 452, 472, 528, 649, 678, 704, 708, 904, 944, 1056, 1243, 1298, 1356, 1408, 1416, 1808, 1888, 1947, 2112, 2486, 2596, 2712, 2832, 3616, 3729, 3776, 3894, 4224, 4972, 5192, 5424, 5664, 6667, 7232, 7458, 7552, 7788, 9944, 10384, 10848, 11328, 13334, 14464, 14916, 15576, 19888, 20001, 20768, 21696, 22656, 26668, 29832, 31152, 39776, 40002, 41536, 43392, 53336, 59664, 62304, 73337, 79552, 80004, 83072, 106672, 119328, 124608, 146674, 159104, 160008, 213344, 220011, 238656, 249216, 293348, 320016, 426688, 440022, 477312, 586696, 640032, 853376, 880044, 1173392, 1280064, 1760088, 2346784, 2560128, 3520176, 4693568, 7040352, 9387136, 14080704, 28161408]

約数ペア:

[(1, 28161408), (2, 14080704), (3, 9387136), (4, 7040352), (6, 4693568), (8, 3520176), (11, 2560128), (12, 2346784), (16, 1760088), (22, 1280064), (24, 1173392), (32, 880044), (33, 853376), (44, 640032), (48, 586696), (59, 477312), (64, 440022), (66, 426688), (88, 320016), (96, 293348), (113, 249216), (118, 238656), (128, 220011), (132, 213344), (176, 160008), (177, 159104), (192, 146674), (226, 124608), (236, 119328), (264, 106672), (339, 83072), (352, 80004), (354, 79552), (384, 73337), (452, 62304), (472, 59664), (528, 53336), (649, 43392), (678, 41536), (704, 40002), (708, 39776), (904, 31152), (944, 29832), (1056, 26668), (1243, 22656), (1298, 21696), (1356, 20768), (1408, 20001), (1416, 19888), (1808, 15576), (1888, 14916), (1947, 14464), (2112, 13334), (2486, 11328), (2596, 10848), (2712, 10384), (2832, 9944), (3616, 7788), (3729, 7552), (3776, 7458), (3894, 7232), (4224, 6667), (4972, 5664), (5192, 5424)]