64943040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1190

約数の個数: 112

約数和(自身を含む): 209763360

約数和(自身を除く): 144820320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 610, 732, 915, 960, 976, 1109, 1220, 1464, 1830, 1952, 2218, 2440, 2928, 3327, 3660, 3904, 4436, 4880, 5545, 5856, 6654, 7320, 8872, 9760, 11090, 11712, 13308, 14640, 16635, 17744, 19520, 22180, 26616, 29280, 33270, 35488, 44360, 53232, 58560, 66540, 67649, 70976, 88720, 106464, 133080, 135298, 177440, 202947, 212928, 266160, 270596, 338245, 354880, 405894, 532320, 541192, 676490, 811788, 1014735, 1064640, 1082384, 1352980, 1623576, 2029470, 2164768, 2705960, 3247152, 4058940, 4329536, 5411920, 6494304, 8117880, 10823840, 12988608, 16235760, 21647680, 32471520, 64943040]

約数ペア:

[(1, 64943040), (2, 32471520), (3, 21647680), (4, 16235760), (5, 12988608), (6, 10823840), (8, 8117880), (10, 6494304), (12, 5411920), (15, 4329536), (16, 4058940), (20, 3247152), (24, 2705960), (30, 2164768), (32, 2029470), (40, 1623576), (48, 1352980), (60, 1082384), (61, 1064640), (64, 1014735), (80, 811788), (96, 676490), (120, 541192), (122, 532320), (160, 405894), (183, 354880), (192, 338245), (240, 270596), (244, 266160), (305, 212928), (320, 202947), (366, 177440), (480, 135298), (488, 133080), (610, 106464), (732, 88720), (915, 70976), (960, 67649), (976, 66540), (1109, 58560), (1220, 53232), (1464, 44360), (1830, 35488), (1952, 33270), (2218, 29280), (2440, 26616), (2928, 22180), (3327, 19520), (3660, 17744), (3904, 16635), (4436, 14640), (4880, 13308), (5545, 11712), (5856, 11090), (6654, 9760), (7320, 8872)]