389453568

素因数分解:

$2^8\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 216

約数和(自身を含む): 1230324480

約数和(自身を除く): 840870912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 79, 84, 96, 98, 112, 128, 131, 147, 158, 168, 192, 196, 224, 237, 256, 262, 294, 316, 336, 384, 392, 393, 448, 474, 524, 553, 588, 632, 672, 768, 784, 786, 896, 917, 948, 1048, 1106, 1176, 1264, 1344, 1568, 1572, 1659, 1792, 1834, 1896, 2096, 2212, 2352, 2528, 2688, 2751, 3136, 3144, 3318, 3668, 3792, 3871, 4192, 4424, 4704, 5056, 5376, 5502, 6272, 6288, 6419, 6636, 7336, 7584, 7742, 8384, 8848, 9408, 10112, 10349, 11004, 11613, 12544, 12576, 12838, 13272, 14672, 15168, 15484, 16768, 17696, 18816, 19257, 20224, 20698, 22008, 23226, 25152, 25676, 26544, 29344, 30336, 30968, 31047, 33536, 35392, 37632, 38514, 41396, 44016, 46452, 50304, 51352, 53088, 58688, 60672, 61936, 62094, 70784, 72443, 77028, 82792, 88032, 92904, 100608, 102704, 106176, 117376, 123872, 124188, 141568, 144886, 154056, 165584, 176064, 185808, 205408, 212352, 217329, 234752, 247744, 248376, 289772, 308112, 331168, 352128, 371616, 410816, 424704, 434658, 495488, 496752, 507101, 579544, 616224, 662336, 704256, 743232, 821632, 869316, 990976, 993504, 1014202, 1159088, 1232448, 1324672, 1486464, 1521303, 1643264, 1738632, 1987008, 2028404, 2318176, 2464896, 2649344, 2972928, 3042606, 3477264, 3974016, 4056808, 4636352, 4929792, 6085212, 6954528, 7948032, 8113616, 9272704, 12170424, 13909056, 16227232, 18545408, 24340848, 27818112, 32454464, 48681696, 55636224, 64908928, 97363392, 129817856, 194726784, 389453568]

約数ペア:

[(1, 389453568), (2, 194726784), (3, 129817856), (4, 97363392), (6, 64908928), (7, 55636224), (8, 48681696), (12, 32454464), (14, 27818112), (16, 24340848), (21, 18545408), (24, 16227232), (28, 13909056), (32, 12170424), (42, 9272704), (48, 8113616), (49, 7948032), (56, 6954528), (64, 6085212), (79, 4929792), (84, 4636352), (96, 4056808), (98, 3974016), (112, 3477264), (128, 3042606), (131, 2972928), (147, 2649344), (158, 2464896), (168, 2318176), (192, 2028404), (196, 1987008), (224, 1738632), (237, 1643264), (256, 1521303), (262, 1486464), (294, 1324672), (316, 1232448), (336, 1159088), (384, 1014202), (392, 993504), (393, 990976), (448, 869316), (474, 821632), (524, 743232), (553, 704256), (588, 662336), (632, 616224), (672, 579544), (768, 507101), (784, 496752), (786, 495488), (896, 434658), (917, 424704), (948, 410816), (1048, 371616), (1106, 352128), (1176, 331168), (1264, 308112), (1344, 289772), (1568, 248376), (1572, 247744), (1659, 234752), (1792, 217329), (1834, 212352), (1896, 205408), (2096, 185808), (2212, 176064), (2352, 165584), (2528, 154056), (2688, 144886), (2751, 141568), (3136, 124188), (3144, 123872), (3318, 117376), (3668, 106176), (3792, 102704), (3871, 100608), (4192, 92904), (4424, 88032), (4704, 82792), (5056, 77028), (5376, 72443), (5502, 70784), (6272, 62094), (6288, 61936), (6419, 60672), (6636, 58688), (7336, 53088), (7584, 51352), (7742, 50304), (8384, 46452), (8848, 44016), (9408, 41396), (10112, 38514), (10349, 37632), (11004, 35392), (11613, 33536), (12544, 31047), (12576, 30968), (12838, 30336), (13272, 29344), (14672, 26544), (15168, 25676), (15484, 25152), (16768, 23226), (17696, 22008), (18816, 20698), (19257, 20224)]