388664608

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1290

約数の個数: 96

約数和(自身を含む): 881072640

約数和(自身を除く): 492408032

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 544, 589, 608, 646, 992, 1054, 1178, 1213, 1292, 2108, 2356, 2426, 2584, 4216, 4712, 4852, 5168, 8432, 9424, 9704, 10013, 10336, 16864, 18848, 19408, 20026, 20621, 23047, 37603, 38816, 40052, 41242, 46094, 75206, 80104, 82484, 92188, 150412, 160208, 164968, 184376, 300824, 320416, 329936, 368752, 391799, 601648, 639251, 659872, 714457, 737504, 783598, 1203296, 1278502, 1428914, 1567196, 2557004, 2857828, 3134392, 5114008, 5715656, 6268784, 10228016, 11431312, 12145769, 12537568, 20456032, 22862624, 24291538, 48583076, 97166152, 194332304, 388664608]

約数ペア:

[(1, 388664608), (2, 194332304), (4, 97166152), (8, 48583076), (16, 24291538), (17, 22862624), (19, 20456032), (31, 12537568), (32, 12145769), (34, 11431312), (38, 10228016), (62, 6268784), (68, 5715656), (76, 5114008), (124, 3134392), (136, 2857828), (152, 2557004), (248, 1567196), (272, 1428914), (304, 1278502), (323, 1203296), (496, 783598), (527, 737504), (544, 714457), (589, 659872), (608, 639251), (646, 601648), (992, 391799), (1054, 368752), (1178, 329936), (1213, 320416), (1292, 300824), (2108, 184376), (2356, 164968), (2426, 160208), (2584, 150412), (4216, 92188), (4712, 82484), (4852, 80104), (5168, 75206), (8432, 46094), (9424, 41242), (9704, 40052), (10013, 38816), (10336, 37603), (16864, 23047), (18848, 20621), (19408, 20026)]