1064304640

素因数分解:

$2^{20}\times 5^1\times 7^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 168

約数和(自身を含む): 3019897440

約数和(自身を除く): 1955592800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 256, 280, 290, 320, 406, 448, 464, 512, 560, 580, 640, 812, 896, 928, 1015, 1024, 1120, 1160, 1280, 1624, 1792, 1856, 2030, 2048, 2240, 2320, 2560, 3248, 3584, 3712, 4060, 4096, 4480, 4640, 5120, 6496, 7168, 7424, 8120, 8192, 8960, 9280, 10240, 12992, 14336, 14848, 16240, 16384, 17920, 18560, 20480, 25984, 28672, 29696, 32480, 32768, 35840, 37120, 40960, 51968, 57344, 59392, 64960, 65536, 71680, 74240, 81920, 103936, 114688, 118784, 129920, 131072, 143360, 148480, 163840, 207872, 229376, 237568, 259840, 262144, 286720, 296960, 327680, 415744, 458752, 475136, 519680, 524288, 573440, 593920, 655360, 831488, 917504, 950272, 1039360, 1048576, 1146880, 1187840, 1310720, 1662976, 1835008, 1900544, 2078720, 2293760, 2375680, 2621440, 3325952, 3670016, 3801088, 4157440, 4587520, 4751360, 5242880, 6651904, 7340032, 7602176, 8314880, 9175040, 9502720, 13303808, 15204352, 16629760, 18350080, 19005440, 26607616, 30408704, 33259520, 36700160, 38010880, 53215232, 66519040, 76021760, 106430464, 133038080, 152043520, 212860928, 266076160, 532152320, 1064304640]

約数ペア:

[(1, 1064304640), (2, 532152320), (4, 266076160), (5, 212860928), (7, 152043520), (8, 133038080), (10, 106430464), (14, 76021760), (16, 66519040), (20, 53215232), (28, 38010880), (29, 36700160), (32, 33259520), (35, 30408704), (40, 26607616), (56, 19005440), (58, 18350080), (64, 16629760), (70, 15204352), (80, 13303808), (112, 9502720), (116, 9175040), (128, 8314880), (140, 7602176), (145, 7340032), (160, 6651904), (203, 5242880), (224, 4751360), (232, 4587520), (256, 4157440), (280, 3801088), (290, 3670016), (320, 3325952), (406, 2621440), (448, 2375680), (464, 2293760), (512, 2078720), (560, 1900544), (580, 1835008), (640, 1662976), (812, 1310720), (896, 1187840), (928, 1146880), (1015, 1048576), (1024, 1039360), (1120, 950272), (1160, 917504), (1280, 831488), (1624, 655360), (1792, 593920), (1856, 573440), (2030, 524288), (2048, 519680), (2240, 475136), (2320, 458752), (2560, 415744), (3248, 327680), (3584, 296960), (3712, 286720), (4060, 262144), (4096, 259840), (4480, 237568), (4640, 229376), (5120, 207872), (6496, 163840), (7168, 148480), (7424, 143360), (8120, 131072), (8192, 129920), (8960, 118784), (9280, 114688), (10240, 103936), (12992, 81920), (14336, 74240), (14848, 71680), (16240, 65536), (16384, 64960), (17920, 59392), (18560, 57344), (20480, 51968), (25984, 40960), (28672, 37120), (29696, 35840), (32480, 32768)]