123146560

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 84

約数和(自身を含む): 301061628

約数和(自身を除く): 177915068

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 137, 160, 212, 265, 274, 320, 424, 530, 548, 685, 848, 1060, 1096, 1370, 1696, 2120, 2192, 2740, 2809, 3392, 4240, 4384, 5480, 5618, 7261, 8480, 8768, 10960, 11236, 14045, 14522, 16960, 21920, 22472, 28090, 29044, 36305, 43840, 44944, 56180, 58088, 72610, 89888, 112360, 116176, 145220, 179776, 224720, 232352, 290440, 384833, 449440, 464704, 580880, 769666, 898880, 1161760, 1539332, 1924165, 2323520, 3078664, 3848330, 6157328, 7696660, 12314656, 15393320, 24629312, 30786640, 61573280, 123146560]

約数ペア:

[(1, 123146560), (2, 61573280), (4, 30786640), (5, 24629312), (8, 15393320), (10, 12314656), (16, 7696660), (20, 6157328), (32, 3848330), (40, 3078664), (53, 2323520), (64, 1924165), (80, 1539332), (106, 1161760), (137, 898880), (160, 769666), (212, 580880), (265, 464704), (274, 449440), (320, 384833), (424, 290440), (530, 232352), (548, 224720), (685, 179776), (848, 145220), (1060, 116176), (1096, 112360), (1370, 89888), (1696, 72610), (2120, 58088), (2192, 56180), (2740, 44944), (2809, 43840), (3392, 36305), (4240, 29044), (4384, 28090), (5480, 22472), (5618, 21920), (7261, 16960), (8480, 14522), (8768, 14045), (10960, 11236)]