12860784

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 38584832

約数和(自身を除く): 25724048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 67, 72, 86, 93, 124, 129, 134, 144, 172, 186, 201, 248, 258, 268, 279, 344, 372, 387, 402, 496, 516, 536, 558, 603, 688, 744, 774, 804, 1032, 1072, 1116, 1206, 1333, 1488, 1548, 1608, 2064, 2077, 2232, 2412, 2666, 2881, 3096, 3216, 3999, 4154, 4464, 4824, 5332, 5762, 6192, 6231, 7998, 8308, 8643, 9648, 10664, 11524, 11997, 12462, 15996, 16616, 17286, 18693, 21328, 23048, 23994, 24924, 25929, 31992, 33232, 34572, 37386, 46096, 47988, 49848, 51858, 63984, 69144, 74772, 89311, 95976, 99696, 103716, 138288, 149544, 178622, 191952, 207432, 267933, 299088, 357244, 414864, 535866, 714488, 803799, 1071732, 1428976, 1607598, 2143464, 3215196, 4286928, 6430392, 12860784]

約数ペア:

[(1, 12860784), (2, 6430392), (3, 4286928), (4, 3215196), (6, 2143464), (8, 1607598), (9, 1428976), (12, 1071732), (16, 803799), (18, 714488), (24, 535866), (31, 414864), (36, 357244), (43, 299088), (48, 267933), (62, 207432), (67, 191952), (72, 178622), (86, 149544), (93, 138288), (124, 103716), (129, 99696), (134, 95976), (144, 89311), (172, 74772), (186, 69144), (201, 63984), (248, 51858), (258, 49848), (268, 47988), (279, 46096), (344, 37386), (372, 34572), (387, 33232), (402, 31992), (496, 25929), (516, 24924), (536, 23994), (558, 23048), (603, 21328), (688, 18693), (744, 17286), (774, 16616), (804, 15996), (1032, 12462), (1072, 11997), (1116, 11524), (1206, 10664), (1333, 9648), (1488, 8643), (1548, 8308), (1608, 7998), (2064, 6231), (2077, 6192), (2232, 5762), (2412, 5332), (2666, 4824), (2881, 4464), (3096, 4154), (3216, 3999)]