28613088

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 240

約数和(自身を含む): 102453120

約数和(自身を除く): 73840032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 83, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 166, 168, 171, 189, 216, 224, 228, 249, 252, 266, 288, 304, 324, 332, 336, 342, 378, 399, 432, 456, 498, 504, 513, 532, 567, 581, 608, 648, 664, 672, 684, 747, 756, 798, 864, 912, 996, 1008, 1026, 1064, 1134, 1162, 1197, 1296, 1328, 1368, 1494, 1512, 1539, 1577, 1596, 1743, 1824, 1992, 2016, 2052, 2128, 2241, 2268, 2324, 2394, 2592, 2656, 2736, 2988, 3024, 3078, 3154, 3192, 3486, 3591, 3984, 4104, 4256, 4482, 4536, 4648, 4731, 4788, 5229, 5472, 5976, 6048, 6156, 6308, 6384, 6723, 6972, 7182, 7968, 8208, 8964, 9072, 9296, 9462, 9576, 10458, 10773, 11039, 11952, 12312, 12616, 12768, 13446, 13944, 14193, 14364, 15687, 16416, 17928, 18144, 18592, 18924, 19152, 20916, 21546, 22078, 23904, 24624, 25232, 26892, 27888, 28386, 28728, 31374, 33117, 35856, 37848, 38304, 41832, 42579, 43092, 44156, 47061, 49248, 50464, 53784, 55776, 56772, 57456, 62748, 66234, 71712, 75696, 83664, 85158, 86184, 88312, 94122, 99351, 107568, 113544, 114912, 125496, 127737, 132468, 151392, 167328, 170316, 172368, 176624, 188244, 198702, 215136, 227088, 250992, 255474, 264936, 298053, 340632, 344736, 353248, 376488, 397404, 454176, 501984, 510948, 529872, 596106, 681264, 752976, 794808, 894159, 1021896, 1059744, 1192212, 1362528, 1505952, 1589616, 1788318, 2043792, 2384424, 3179232, 3576636, 4087584, 4768848, 7153272, 9537696, 14306544, 28613088]

約数ペア:

[(1, 28613088), (2, 14306544), (3, 9537696), (4, 7153272), (6, 4768848), (7, 4087584), (8, 3576636), (9, 3179232), (12, 2384424), (14, 2043792), (16, 1788318), (18, 1589616), (19, 1505952), (21, 1362528), (24, 1192212), (27, 1059744), (28, 1021896), (32, 894159), (36, 794808), (38, 752976), (42, 681264), (48, 596106), (54, 529872), (56, 510948), (57, 501984), (63, 454176), (72, 397404), (76, 376488), (81, 353248), (83, 344736), (84, 340632), (96, 298053), (108, 264936), (112, 255474), (114, 250992), (126, 227088), (133, 215136), (144, 198702), (152, 188244), (162, 176624), (166, 172368), (168, 170316), (171, 167328), (189, 151392), (216, 132468), (224, 127737), (228, 125496), (249, 114912), (252, 113544), (266, 107568), (288, 99351), (304, 94122), (324, 88312), (332, 86184), (336, 85158), (342, 83664), (378, 75696), (399, 71712), (432, 66234), (456, 62748), (498, 57456), (504, 56772), (513, 55776), (532, 53784), (567, 50464), (581, 49248), (608, 47061), (648, 44156), (664, 43092), (672, 42579), (684, 41832), (747, 38304), (756, 37848), (798, 35856), (864, 33117), (912, 31374), (996, 28728), (1008, 28386), (1026, 27888), (1064, 26892), (1134, 25232), (1162, 24624), (1197, 23904), (1296, 22078), (1328, 21546), (1368, 20916), (1494, 19152), (1512, 18924), (1539, 18592), (1577, 18144), (1596, 17928), (1743, 16416), (1824, 15687), (1992, 14364), (2016, 14193), (2052, 13944), (2128, 13446), (2241, 12768), (2268, 12616), (2324, 12312), (2394, 11952), (2592, 11039), (2656, 10773), (2736, 10458), (2988, 9576), (3024, 9462), (3078, 9296), (3154, 9072), (3192, 8964), (3486, 8208), (3591, 7968), (3984, 7182), (4104, 6972), (4256, 6723), (4482, 6384), (4536, 6308), (4648, 6156), (4731, 6048), (4788, 5976), (5229, 5472)]