75977440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1$

素因数の和:921

約数の個数: 144

約数和(自身を含む): 228042864

約数和(自身を除く): 152065424

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 881, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1762, 1960, 2156, 2464, 2695, 3080, 3524, 3920, 4312, 4405, 5390, 6160, 6167, 7048, 7840, 8624, 8810, 9691, 10780, 12320, 12334, 14096, 17248, 17620, 19382, 21560, 24668, 28192, 30835, 35240, 38764, 43120, 43169, 48455, 49336, 61670, 67837, 70480, 77528, 86240, 86338, 96910, 98672, 123340, 135674, 140960, 155056, 172676, 193820, 197344, 215845, 246680, 271348, 310112, 339185, 345352, 387640, 431690, 474859, 493360, 542696, 678370, 690704, 775280, 863380, 949718, 986720, 1085392, 1356740, 1381408, 1550560, 1726760, 1899436, 2170784, 2374295, 2713480, 3453520, 3798872, 4748590, 5426960, 6907040, 7597744, 9497180, 10853920, 15195488, 18994360, 37988720, 75977440]

約数ペア:

[(1, 75977440), (2, 37988720), (4, 18994360), (5, 15195488), (7, 10853920), (8, 9497180), (10, 7597744), (11, 6907040), (14, 5426960), (16, 4748590), (20, 3798872), (22, 3453520), (28, 2713480), (32, 2374295), (35, 2170784), (40, 1899436), (44, 1726760), (49, 1550560), (55, 1381408), (56, 1356740), (70, 1085392), (77, 986720), (80, 949718), (88, 863380), (98, 775280), (110, 690704), (112, 678370), (140, 542696), (154, 493360), (160, 474859), (176, 431690), (196, 387640), (220, 345352), (224, 339185), (245, 310112), (280, 271348), (308, 246680), (352, 215845), (385, 197344), (392, 193820), (440, 172676), (490, 155056), (539, 140960), (560, 135674), (616, 123340), (770, 98672), (784, 96910), (880, 86338), (881, 86240), (980, 77528), (1078, 70480), (1120, 67837), (1232, 61670), (1540, 49336), (1568, 48455), (1760, 43169), (1762, 43120), (1960, 38764), (2156, 35240), (2464, 30835), (2695, 28192), (3080, 24668), (3524, 21560), (3920, 19382), (4312, 17620), (4405, 17248), (5390, 14096), (6160, 12334), (6167, 12320), (7048, 10780), (7840, 9691), (8624, 8810)]