28481712

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 90470400

約数和(自身を除く): 61988688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 37, 42, 48, 56, 58, 74, 79, 84, 87, 111, 112, 116, 148, 158, 168, 174, 203, 222, 232, 237, 259, 296, 316, 336, 348, 406, 444, 464, 474, 518, 553, 592, 609, 632, 696, 777, 812, 888, 948, 1036, 1073, 1106, 1218, 1264, 1392, 1554, 1624, 1659, 1776, 1896, 2072, 2146, 2212, 2291, 2436, 2923, 3108, 3219, 3248, 3318, 3792, 4144, 4292, 4424, 4582, 4872, 5846, 6216, 6438, 6636, 6873, 7511, 8584, 8769, 8848, 9164, 9744, 11692, 12432, 12876, 13272, 13746, 15022, 16037, 17168, 17538, 18328, 20461, 22533, 23384, 25752, 26544, 27492, 30044, 32074, 35076, 36656, 40922, 45066, 46768, 48111, 51504, 54984, 60088, 61383, 64148, 70152, 81844, 84767, 90132, 96222, 109968, 120176, 122766, 128296, 140304, 163688, 169534, 180264, 192444, 245532, 254301, 256592, 327376, 339068, 360528, 384888, 491064, 508602, 593369, 678136, 769776, 982128, 1017204, 1186738, 1356272, 1780107, 2034408, 2373476, 3560214, 4068816, 4746952, 7120428, 9493904, 14240856, 28481712]

約数ペア:

[(1, 28481712), (2, 14240856), (3, 9493904), (4, 7120428), (6, 4746952), (7, 4068816), (8, 3560214), (12, 2373476), (14, 2034408), (16, 1780107), (21, 1356272), (24, 1186738), (28, 1017204), (29, 982128), (37, 769776), (42, 678136), (48, 593369), (56, 508602), (58, 491064), (74, 384888), (79, 360528), (84, 339068), (87, 327376), (111, 256592), (112, 254301), (116, 245532), (148, 192444), (158, 180264), (168, 169534), (174, 163688), (203, 140304), (222, 128296), (232, 122766), (237, 120176), (259, 109968), (296, 96222), (316, 90132), (336, 84767), (348, 81844), (406, 70152), (444, 64148), (464, 61383), (474, 60088), (518, 54984), (553, 51504), (592, 48111), (609, 46768), (632, 45066), (696, 40922), (777, 36656), (812, 35076), (888, 32074), (948, 30044), (1036, 27492), (1073, 26544), (1106, 25752), (1218, 23384), (1264, 22533), (1392, 20461), (1554, 18328), (1624, 17538), (1659, 17168), (1776, 16037), (1896, 15022), (2072, 13746), (2146, 13272), (2212, 12876), (2291, 12432), (2436, 11692), (2923, 9744), (3108, 9164), (3219, 8848), (3248, 8769), (3318, 8584), (3792, 7511), (4144, 6873), (4292, 6636), (4424, 6438), (4582, 6216), (4872, 5846)]