43646720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 117096672

約数和(自身を除く): 73449952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 61, 64, 65, 80, 86, 104, 122, 128, 130, 160, 172, 208, 215, 244, 256, 260, 305, 320, 344, 416, 430, 488, 520, 559, 610, 640, 688, 793, 832, 860, 976, 1040, 1118, 1220, 1280, 1376, 1586, 1664, 1720, 1952, 2080, 2236, 2440, 2623, 2752, 2795, 3172, 3328, 3440, 3904, 3965, 4160, 4472, 4880, 5246, 5504, 5590, 6344, 6880, 7808, 7930, 8320, 8944, 9760, 10492, 11008, 11180, 12688, 13115, 13760, 15616, 15860, 16640, 17888, 19520, 20984, 22360, 25376, 26230, 27520, 31720, 34099, 35776, 39040, 41968, 44720, 50752, 52460, 55040, 63440, 68198, 71552, 78080, 83936, 89440, 101504, 104920, 126880, 136396, 143104, 167872, 170495, 178880, 203008, 209840, 253760, 272792, 335744, 340990, 357760, 419680, 507520, 545584, 671488, 681980, 715520, 839360, 1015040, 1091168, 1363960, 1678720, 2182336, 2727920, 3357440, 4364672, 5455840, 8729344, 10911680, 21823360, 43646720]

約数ペア:

[(1, 43646720), (2, 21823360), (4, 10911680), (5, 8729344), (8, 5455840), (10, 4364672), (13, 3357440), (16, 2727920), (20, 2182336), (26, 1678720), (32, 1363960), (40, 1091168), (43, 1015040), (52, 839360), (61, 715520), (64, 681980), (65, 671488), (80, 545584), (86, 507520), (104, 419680), (122, 357760), (128, 340990), (130, 335744), (160, 272792), (172, 253760), (208, 209840), (215, 203008), (244, 178880), (256, 170495), (260, 167872), (305, 143104), (320, 136396), (344, 126880), (416, 104920), (430, 101504), (488, 89440), (520, 83936), (559, 78080), (610, 71552), (640, 68198), (688, 63440), (793, 55040), (832, 52460), (860, 50752), (976, 44720), (1040, 41968), (1118, 39040), (1220, 35776), (1280, 34099), (1376, 31720), (1586, 27520), (1664, 26230), (1720, 25376), (1952, 22360), (2080, 20984), (2236, 19520), (2440, 17888), (2623, 16640), (2752, 15860), (2795, 15616), (3172, 13760), (3328, 13115), (3440, 12688), (3904, 11180), (3965, 11008), (4160, 10492), (4472, 9760), (4880, 8944), (5246, 8320), (5504, 7930), (5590, 7808), (6344, 6880)]