81548208

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 200

約数和(自身を含む): 275473440

約数和(自身を除く): 193925232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 89, 101, 108, 112, 126, 144, 162, 168, 178, 189, 202, 216, 252, 267, 303, 324, 336, 356, 378, 404, 432, 504, 534, 567, 606, 623, 648, 707, 712, 756, 801, 808, 909, 1008, 1068, 1134, 1212, 1246, 1296, 1414, 1424, 1512, 1602, 1616, 1818, 1869, 2121, 2136, 2268, 2403, 2424, 2492, 2727, 2828, 3024, 3204, 3636, 3738, 4242, 4272, 4536, 4806, 4848, 4984, 5454, 5607, 5656, 6363, 6408, 7209, 7272, 7476, 8181, 8484, 8989, 9072, 9612, 9968, 10908, 11214, 11312, 12726, 12816, 14418, 14544, 14952, 16362, 16821, 16968, 17978, 19089, 19224, 21816, 22428, 25452, 26967, 28836, 29904, 32724, 33642, 33936, 35956, 38178, 38448, 43632, 44856, 50463, 50904, 53934, 57267, 57672, 62923, 65448, 67284, 71912, 76356, 80901, 89712, 100926, 101808, 107868, 114534, 115344, 125846, 130896, 134568, 143824, 152712, 161802, 188769, 201852, 215736, 229068, 242703, 251692, 269136, 305424, 323604, 377538, 403704, 431472, 458136, 485406, 503384, 566307, 647208, 728109, 755076, 807408, 916272, 970812, 1006768, 1132614, 1294416, 1456218, 1510152, 1698921, 1941624, 2265228, 2912436, 3020304, 3397842, 3883248, 4530456, 5096763, 5824872, 6795684, 9060912, 10193526, 11649744, 13591368, 20387052, 27182736, 40774104, 81548208]

約数ペア:

[(1, 81548208), (2, 40774104), (3, 27182736), (4, 20387052), (6, 13591368), (7, 11649744), (8, 10193526), (9, 9060912), (12, 6795684), (14, 5824872), (16, 5096763), (18, 4530456), (21, 3883248), (24, 3397842), (27, 3020304), (28, 2912436), (36, 2265228), (42, 1941624), (48, 1698921), (54, 1510152), (56, 1456218), (63, 1294416), (72, 1132614), (81, 1006768), (84, 970812), (89, 916272), (101, 807408), (108, 755076), (112, 728109), (126, 647208), (144, 566307), (162, 503384), (168, 485406), (178, 458136), (189, 431472), (202, 403704), (216, 377538), (252, 323604), (267, 305424), (303, 269136), (324, 251692), (336, 242703), (356, 229068), (378, 215736), (404, 201852), (432, 188769), (504, 161802), (534, 152712), (567, 143824), (606, 134568), (623, 130896), (648, 125846), (707, 115344), (712, 114534), (756, 107868), (801, 101808), (808, 100926), (909, 89712), (1008, 80901), (1068, 76356), (1134, 71912), (1212, 67284), (1246, 65448), (1296, 62923), (1414, 57672), (1424, 57267), (1512, 53934), (1602, 50904), (1616, 50463), (1818, 44856), (1869, 43632), (2121, 38448), (2136, 38178), (2268, 35956), (2403, 33936), (2424, 33642), (2492, 32724), (2727, 29904), (2828, 28836), (3024, 26967), (3204, 25452), (3636, 22428), (3738, 21816), (4242, 19224), (4272, 19089), (4536, 17978), (4806, 16968), (4848, 16821), (4984, 16362), (5454, 14952), (5607, 14544), (5656, 14418), (6363, 12816), (6408, 12726), (7209, 11312), (7272, 11214), (7476, 10908), (8181, 9968), (8484, 9612), (8989, 9072)]