1268307712

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 216

約数和(自身を含む): 3212840960

約数和(自身を除く): 1944533248

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 79, 112, 119, 124, 128, 136, 158, 217, 224, 238, 248, 256, 272, 289, 316, 434, 448, 476, 496, 527, 544, 553, 578, 632, 868, 896, 952, 992, 1054, 1088, 1106, 1156, 1264, 1343, 1736, 1792, 1904, 1984, 2023, 2108, 2176, 2212, 2312, 2449, 2528, 2686, 3472, 3689, 3808, 3968, 4046, 4216, 4352, 4424, 4624, 4898, 5056, 5372, 6944, 7378, 7616, 7936, 8092, 8432, 8848, 8959, 9248, 9401, 9796, 10112, 10744, 13888, 14756, 15232, 16184, 16864, 17143, 17696, 17918, 18496, 18802, 19592, 20224, 21488, 22831, 27776, 29512, 30464, 32368, 33728, 34286, 35392, 35836, 36992, 37604, 39184, 41633, 42976, 45662, 55552, 59024, 62713, 64736, 67456, 68572, 70784, 71672, 73984, 75208, 78368, 83266, 85952, 91324, 118048, 125426, 129472, 134912, 137144, 141568, 143344, 150416, 156736, 159817, 166532, 171904, 182648, 236096, 250852, 258944, 274288, 286688, 291431, 300832, 313472, 319634, 333064, 343808, 365296, 472192, 501704, 517888, 548576, 573376, 582862, 601664, 626944, 639268, 666128, 707761, 730592, 944384, 1003408, 1097152, 1146752, 1165724, 1203328, 1278536, 1332256, 1415522, 1461184, 2006816, 2194304, 2293504, 2331448, 2406656, 2557072, 2664512, 2831044, 2922368, 4013632, 4388608, 4662896, 4954327, 5114144, 5329024, 5662088, 5844736, 8027264, 9325792, 9908654, 10228288, 10658048, 11324176, 16054528, 18651584, 19817308, 20456576, 22648352, 37303168, 39634616, 40913152, 45296704, 74606336, 79269232, 90593408, 158538464, 181186816, 317076928, 634153856, 1268307712]

約数ペア:

[(1, 1268307712), (2, 634153856), (4, 317076928), (7, 181186816), (8, 158538464), (14, 90593408), (16, 79269232), (17, 74606336), (28, 45296704), (31, 40913152), (32, 39634616), (34, 37303168), (56, 22648352), (62, 20456576), (64, 19817308), (68, 18651584), (79, 16054528), (112, 11324176), (119, 10658048), (124, 10228288), (128, 9908654), (136, 9325792), (158, 8027264), (217, 5844736), (224, 5662088), (238, 5329024), (248, 5114144), (256, 4954327), (272, 4662896), (289, 4388608), (316, 4013632), (434, 2922368), (448, 2831044), (476, 2664512), (496, 2557072), (527, 2406656), (544, 2331448), (553, 2293504), (578, 2194304), (632, 2006816), (868, 1461184), (896, 1415522), (952, 1332256), (992, 1278536), (1054, 1203328), (1088, 1165724), (1106, 1146752), (1156, 1097152), (1264, 1003408), (1343, 944384), (1736, 730592), (1792, 707761), (1904, 666128), (1984, 639268), (2023, 626944), (2108, 601664), (2176, 582862), (2212, 573376), (2312, 548576), (2449, 517888), (2528, 501704), (2686, 472192), (3472, 365296), (3689, 343808), (3808, 333064), (3968, 319634), (4046, 313472), (4216, 300832), (4352, 291431), (4424, 286688), (4624, 274288), (4898, 258944), (5056, 250852), (5372, 236096), (6944, 182648), (7378, 171904), (7616, 166532), (7936, 159817), (8092, 156736), (8432, 150416), (8848, 143344), (8959, 141568), (9248, 137144), (9401, 134912), (9796, 129472), (10112, 125426), (10744, 118048), (13888, 91324), (14756, 85952), (15232, 83266), (16184, 78368), (16864, 75208), (17143, 73984), (17696, 71672), (17918, 70784), (18496, 68572), (18802, 67456), (19592, 64736), (20224, 62713), (21488, 59024), (22831, 55552), (27776, 45662), (29512, 42976), (30464, 41633), (32368, 39184), (33728, 37604), (34286, 36992), (35392, 35836)]