219984828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1371

約数の個数: 96

約数和(自身を含む): 626540544

約数和(自身を除く): 406555716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 127, 204, 238, 254, 357, 381, 476, 508, 714, 762, 889, 1213, 1428, 1524, 1778, 2159, 2426, 2667, 3556, 3639, 4318, 4852, 5334, 6477, 7278, 8491, 8636, 10668, 12954, 14556, 15113, 16982, 20621, 25473, 25908, 30226, 33964, 41242, 45339, 50946, 60452, 61863, 82484, 90678, 101892, 123726, 144347, 154051, 181356, 247452, 288694, 308102, 433041, 462153, 577388, 616204, 866082, 924306, 1078357, 1732164, 1848612, 2156714, 2618867, 3235071, 4313428, 5237734, 6470142, 7856601, 10475468, 12940284, 15713202, 18332069, 31426404, 36664138, 54996207, 73328276, 109992414, 219984828]

約数ペア:

[(1, 219984828), (2, 109992414), (3, 73328276), (4, 54996207), (6, 36664138), (7, 31426404), (12, 18332069), (14, 15713202), (17, 12940284), (21, 10475468), (28, 7856601), (34, 6470142), (42, 5237734), (51, 4313428), (68, 3235071), (84, 2618867), (102, 2156714), (119, 1848612), (127, 1732164), (204, 1078357), (238, 924306), (254, 866082), (357, 616204), (381, 577388), (476, 462153), (508, 433041), (714, 308102), (762, 288694), (889, 247452), (1213, 181356), (1428, 154051), (1524, 144347), (1778, 123726), (2159, 101892), (2426, 90678), (2667, 82484), (3556, 61863), (3639, 60452), (4318, 50946), (4852, 45339), (5334, 41242), (6477, 33964), (7278, 30226), (8491, 25908), (8636, 25473), (10668, 20621), (12954, 16982), (14556, 15113)]