205278528

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:445

約数の個数: 224

約数和(自身を含む): 691855360

約数和(自身を除く): 486576832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 156, 168, 182, 186, 192, 208, 217, 224, 248, 273, 312, 336, 364, 372, 379, 403, 416, 434, 448, 496, 546, 624, 651, 672, 728, 744, 758, 806, 832, 868, 992, 1092, 1137, 1209, 1248, 1302, 1344, 1456, 1488, 1516, 1612, 1736, 1984, 2184, 2274, 2418, 2496, 2604, 2653, 2821, 2912, 2976, 3032, 3224, 3472, 4368, 4548, 4836, 4927, 5208, 5306, 5642, 5824, 5952, 6064, 6448, 6944, 7959, 8463, 8736, 9096, 9672, 9854, 10416, 10612, 11284, 11749, 12128, 12896, 13888, 14781, 15918, 16926, 17472, 18192, 19344, 19708, 20832, 21224, 22568, 23498, 24256, 25792, 29562, 31836, 33852, 34489, 35247, 36384, 38688, 39416, 41664, 42448, 45136, 46996, 59124, 63672, 67704, 68978, 70494, 72768, 77376, 78832, 82243, 84896, 90272, 93992, 103467, 118248, 127344, 135408, 137956, 140988, 152737, 157664, 164486, 169792, 180544, 187984, 206934, 236496, 246729, 254688, 270816, 275912, 281976, 305474, 315328, 328972, 375968, 413868, 458211, 472992, 493458, 509376, 541632, 551824, 563952, 610948, 657944, 751936, 827736, 916422, 945984, 986916, 1069159, 1103648, 1127904, 1221896, 1315888, 1655472, 1832844, 1973832, 2138318, 2207296, 2255808, 2443792, 2631776, 3207477, 3310944, 3665688, 3947664, 4276636, 4887584, 5263552, 6414954, 6621888, 7331376, 7895328, 8553272, 9775168, 12829908, 14662752, 15790656, 17106544, 25659816, 29325504, 34213088, 51319632, 68426176, 102639264, 205278528]

約数ペア:

[(1, 205278528), (2, 102639264), (3, 68426176), (4, 51319632), (6, 34213088), (7, 29325504), (8, 25659816), (12, 17106544), (13, 15790656), (14, 14662752), (16, 12829908), (21, 9775168), (24, 8553272), (26, 7895328), (28, 7331376), (31, 6621888), (32, 6414954), (39, 5263552), (42, 4887584), (48, 4276636), (52, 3947664), (56, 3665688), (62, 3310944), (64, 3207477), (78, 2631776), (84, 2443792), (91, 2255808), (93, 2207296), (96, 2138318), (104, 1973832), (112, 1832844), (124, 1655472), (156, 1315888), (168, 1221896), (182, 1127904), (186, 1103648), (192, 1069159), (208, 986916), (217, 945984), (224, 916422), (248, 827736), (273, 751936), (312, 657944), (336, 610948), (364, 563952), (372, 551824), (379, 541632), (403, 509376), (416, 493458), (434, 472992), (448, 458211), (496, 413868), (546, 375968), (624, 328972), (651, 315328), (672, 305474), (728, 281976), (744, 275912), (758, 270816), (806, 254688), (832, 246729), (868, 236496), (992, 206934), (1092, 187984), (1137, 180544), (1209, 169792), (1248, 164486), (1302, 157664), (1344, 152737), (1456, 140988), (1488, 137956), (1516, 135408), (1612, 127344), (1736, 118248), (1984, 103467), (2184, 93992), (2274, 90272), (2418, 84896), (2496, 82243), (2604, 78832), (2653, 77376), (2821, 72768), (2912, 70494), (2976, 68978), (3032, 67704), (3224, 63672), (3472, 59124), (4368, 46996), (4548, 45136), (4836, 42448), (4927, 41664), (5208, 39416), (5306, 38688), (5642, 36384), (5824, 35247), (5952, 34489), (6064, 33852), (6448, 31836), (6944, 29562), (7959, 25792), (8463, 24256), (8736, 23498), (9096, 22568), (9672, 21224), (9854, 20832), (10416, 19708), (10612, 19344), (11284, 18192), (11749, 17472), (12128, 16926), (12896, 15918), (13888, 14781)]