128780784

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 180

約数和(自身を含む): 418072200

約数和(自身を除く): 289291416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 121, 132, 144, 152, 171, 176, 198, 209, 228, 242, 264, 304, 342, 363, 389, 396, 418, 456, 484, 528, 627, 684, 726, 778, 792, 836, 912, 968, 1089, 1167, 1254, 1368, 1452, 1556, 1584, 1672, 1881, 1936, 2178, 2299, 2334, 2508, 2736, 2904, 3112, 3344, 3501, 3762, 4279, 4356, 4598, 4668, 5016, 5808, 6224, 6897, 7002, 7391, 7524, 8558, 8712, 9196, 9336, 10032, 12837, 13794, 14004, 14782, 15048, 17116, 17424, 18392, 18672, 20691, 22173, 25674, 27588, 28008, 29564, 30096, 34232, 36784, 38511, 41382, 44346, 47069, 51348, 55176, 56016, 59128, 66519, 68464, 77022, 81301, 82764, 88692, 94138, 102696, 110352, 118256, 133038, 141207, 154044, 162602, 165528, 177384, 188276, 205392, 243903, 266076, 282414, 308088, 325204, 331056, 354768, 376552, 423621, 487806, 532152, 564828, 616176, 650408, 731709, 753104, 847242, 894311, 975612, 1064304, 1129656, 1300816, 1463418, 1694484, 1788622, 1951224, 2259312, 2682933, 2926836, 3388968, 3577244, 3902448, 5365866, 5853672, 6777936, 7154488, 8048799, 10731732, 11707344, 14308976, 16097598, 21463464, 32195196, 42926928, 64390392, 128780784]

約数ペア:

[(1, 128780784), (2, 64390392), (3, 42926928), (4, 32195196), (6, 21463464), (8, 16097598), (9, 14308976), (11, 11707344), (12, 10731732), (16, 8048799), (18, 7154488), (19, 6777936), (22, 5853672), (24, 5365866), (33, 3902448), (36, 3577244), (38, 3388968), (44, 2926836), (48, 2682933), (57, 2259312), (66, 1951224), (72, 1788622), (76, 1694484), (88, 1463418), (99, 1300816), (114, 1129656), (121, 1064304), (132, 975612), (144, 894311), (152, 847242), (171, 753104), (176, 731709), (198, 650408), (209, 616176), (228, 564828), (242, 532152), (264, 487806), (304, 423621), (342, 376552), (363, 354768), (389, 331056), (396, 325204), (418, 308088), (456, 282414), (484, 266076), (528, 243903), (627, 205392), (684, 188276), (726, 177384), (778, 165528), (792, 162602), (836, 154044), (912, 141207), (968, 133038), (1089, 118256), (1167, 110352), (1254, 102696), (1368, 94138), (1452, 88692), (1556, 82764), (1584, 81301), (1672, 77022), (1881, 68464), (1936, 66519), (2178, 59128), (2299, 56016), (2334, 55176), (2508, 51348), (2736, 47069), (2904, 44346), (3112, 41382), (3344, 38511), (3501, 36784), (3762, 34232), (4279, 30096), (4356, 29564), (4598, 28008), (4668, 27588), (5016, 25674), (5808, 22173), (6224, 20691), (6897, 18672), (7002, 18392), (7391, 17424), (7524, 17116), (8558, 15048), (8712, 14782), (9196, 14004), (9336, 13794), (10032, 12837)]