68241920

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 182666880

約数和(自身を除く): 114424960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 61, 64, 76, 80, 92, 95, 115, 122, 128, 152, 160, 184, 190, 230, 244, 256, 304, 305, 320, 368, 380, 437, 460, 488, 512, 608, 610, 640, 736, 760, 874, 920, 976, 1159, 1216, 1220, 1280, 1403, 1472, 1520, 1748, 1840, 1952, 2185, 2318, 2432, 2440, 2560, 2806, 2944, 3040, 3496, 3680, 3904, 4370, 4636, 4864, 4880, 5612, 5795, 5888, 6080, 6992, 7015, 7360, 7808, 8740, 9272, 9728, 9760, 11224, 11590, 11776, 12160, 13984, 14030, 14720, 15616, 17480, 18544, 19520, 22448, 23180, 24320, 26657, 27968, 28060, 29440, 31232, 34960, 37088, 39040, 44896, 46360, 48640, 53314, 55936, 56120, 58880, 69920, 74176, 78080, 89792, 92720, 106628, 111872, 112240, 133285, 139840, 148352, 156160, 179584, 185440, 213256, 223744, 224480, 266570, 279680, 296704, 359168, 370880, 426512, 448960, 533140, 559360, 593408, 718336, 741760, 853024, 897920, 1066280, 1118720, 1483520, 1706048, 1795840, 2132560, 2967040, 3412096, 3591680, 4265120, 6824192, 8530240, 13648384, 17060480, 34120960, 68241920]

約数ペア:

[(1, 68241920), (2, 34120960), (4, 17060480), (5, 13648384), (8, 8530240), (10, 6824192), (16, 4265120), (19, 3591680), (20, 3412096), (23, 2967040), (32, 2132560), (38, 1795840), (40, 1706048), (46, 1483520), (61, 1118720), (64, 1066280), (76, 897920), (80, 853024), (92, 741760), (95, 718336), (115, 593408), (122, 559360), (128, 533140), (152, 448960), (160, 426512), (184, 370880), (190, 359168), (230, 296704), (244, 279680), (256, 266570), (304, 224480), (305, 223744), (320, 213256), (368, 185440), (380, 179584), (437, 156160), (460, 148352), (488, 139840), (512, 133285), (608, 112240), (610, 111872), (640, 106628), (736, 92720), (760, 89792), (874, 78080), (920, 74176), (976, 69920), (1159, 58880), (1216, 56120), (1220, 55936), (1280, 53314), (1403, 48640), (1472, 46360), (1520, 44896), (1748, 39040), (1840, 37088), (1952, 34960), (2185, 31232), (2318, 29440), (2432, 28060), (2440, 27968), (2560, 26657), (2806, 24320), (2944, 23180), (3040, 22448), (3496, 19520), (3680, 18544), (3904, 17480), (4370, 15616), (4636, 14720), (4864, 14030), (4880, 13984), (5612, 12160), (5795, 11776), (5888, 11590), (6080, 11224), (6992, 9760), (7015, 9728), (7360, 9272), (7808, 8740)]