1281327008704

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{365749}}^1$

素因数の和:365890

約数の個数: 112

約数和(自身を含む): 2779582960000

約数和(自身を除く): 1498255951296

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 67, 76, 86, 134, 152, 172, 268, 304, 344, 536, 608, 688, 817, 1072, 1216, 1273, 1376, 1634, 2144, 2546, 2752, 2881, 3268, 4288, 5092, 5762, 6536, 10184, 11524, 13072, 20368, 23048, 26144, 40736, 46096, 52288, 54739, 81472, 92192, 109478, 184384, 218956, 365749, 437912, 731498, 875824, 1462996, 1751648, 2925992, 3503296, 5851984, 6949231, 11703968, 13898462, 15727207, 23407936, 24505183, 27796924, 31454414, 49010366, 55593848, 62908828, 98020732, 111187696, 125817656, 196041464, 222375392, 251635312, 298816933, 392082928, 444750784, 465598477, 503270624, 597633866, 784165856, 931196954, 1006541248, 1053722869, 1195267732, 1568331712, 1862393908, 2107445738, 2390535464, 3724787816, 4214891476, 4781070928, 7449575632, 8429782952, 9562141856, 14899151264, 16859565904, 19124283712, 20020734511, 29798302528, 33719131808, 40041469022, 67438263616, 80082938044, 160165876088, 320331752176, 640663504352, 1281327008704]

約数ペア:

[(1, 1281327008704), (2, 640663504352), (4, 320331752176), (8, 160165876088), (16, 80082938044), (19, 67438263616), (32, 40041469022), (38, 33719131808), (43, 29798302528), (64, 20020734511), (67, 19124283712), (76, 16859565904), (86, 14899151264), (134, 9562141856), (152, 8429782952), (172, 7449575632), (268, 4781070928), (304, 4214891476), (344, 3724787816), (536, 2390535464), (608, 2107445738), (688, 1862393908), (817, 1568331712), (1072, 1195267732), (1216, 1053722869), (1273, 1006541248), (1376, 931196954), (1634, 784165856), (2144, 597633866), (2546, 503270624), (2752, 465598477), (2881, 444750784), (3268, 392082928), (4288, 298816933), (5092, 251635312), (5762, 222375392), (6536, 196041464), (10184, 125817656), (11524, 111187696), (13072, 98020732), (20368, 62908828), (23048, 55593848), (26144, 49010366), (40736, 31454414), (46096, 27796924), (52288, 24505183), (54739, 23407936), (81472, 15727207), (92192, 13898462), (109478, 11703968), (184384, 6949231), (218956, 5851984), (365749, 3503296), (437912, 2925992), (731498, 1751648), (875824, 1462996)]