134423440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:920

約数の個数: 80

約数和(自身を含む): 327836160

約数和(自身を除く): 193412720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 809, 1072, 1240, 1340, 1618, 2077, 2480, 2680, 3236, 4045, 4154, 5360, 6472, 8090, 8308, 10385, 12944, 16180, 16616, 20770, 25079, 32360, 33232, 41540, 50158, 54203, 64720, 83080, 100316, 108406, 125395, 166160, 200632, 216812, 250790, 271015, 401264, 433624, 501580, 542030, 867248, 1003160, 1084060, 1680293, 2006320, 2168120, 3360586, 4336240, 6721172, 8401465, 13442344, 16802930, 26884688, 33605860, 67211720, 134423440]

約数ペア:

[(1, 134423440), (2, 67211720), (4, 33605860), (5, 26884688), (8, 16802930), (10, 13442344), (16, 8401465), (20, 6721172), (31, 4336240), (40, 3360586), (62, 2168120), (67, 2006320), (80, 1680293), (124, 1084060), (134, 1003160), (155, 867248), (248, 542030), (268, 501580), (310, 433624), (335, 401264), (496, 271015), (536, 250790), (620, 216812), (670, 200632), (809, 166160), (1072, 125395), (1240, 108406), (1340, 100316), (1618, 83080), (2077, 64720), (2480, 54203), (2680, 50158), (3236, 41540), (4045, 33232), (4154, 32360), (5360, 25079), (6472, 20770), (8090, 16616), (8308, 16180), (10385, 12944)]