81495744

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:894

約数の個数: 112

約数和(自身を含む): 240523776

約数和(自身を除く): 159028032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 64, 66, 88, 94, 96, 132, 141, 176, 188, 192, 264, 282, 352, 376, 517, 528, 564, 704, 752, 821, 1034, 1056, 1128, 1504, 1551, 1642, 2068, 2112, 2256, 2463, 3008, 3102, 3284, 4136, 4512, 4926, 6204, 6568, 8272, 9024, 9031, 9852, 12408, 13136, 16544, 18062, 19704, 24816, 26272, 27093, 33088, 36124, 38587, 39408, 49632, 52544, 54186, 72248, 77174, 78816, 99264, 108372, 115761, 144496, 154348, 157632, 216744, 231522, 288992, 308696, 424457, 433488, 463044, 577984, 617392, 848914, 866976, 926088, 1234784, 1273371, 1697828, 1733952, 1852176, 2469568, 2546742, 3395656, 3704352, 5093484, 6791312, 7408704, 10186968, 13582624, 20373936, 27165248, 40747872, 81495744]

約数ペア:

[(1, 81495744), (2, 40747872), (3, 27165248), (4, 20373936), (6, 13582624), (8, 10186968), (11, 7408704), (12, 6791312), (16, 5093484), (22, 3704352), (24, 3395656), (32, 2546742), (33, 2469568), (44, 1852176), (47, 1733952), (48, 1697828), (64, 1273371), (66, 1234784), (88, 926088), (94, 866976), (96, 848914), (132, 617392), (141, 577984), (176, 463044), (188, 433488), (192, 424457), (264, 308696), (282, 288992), (352, 231522), (376, 216744), (517, 157632), (528, 154348), (564, 144496), (704, 115761), (752, 108372), (821, 99264), (1034, 78816), (1056, 77174), (1128, 72248), (1504, 54186), (1551, 52544), (1642, 49632), (2068, 39408), (2112, 38587), (2256, 36124), (2463, 33088), (3008, 27093), (3102, 26272), (3284, 24816), (4136, 19704), (4512, 18062), (4926, 16544), (6204, 13136), (6568, 12408), (8272, 9852), (9024, 9031)]