277208748470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{71}}^1\times {\mathrm{56923}}^1$

素因数の和:57058

約数の個数: 64

約数和(自身を含む): 534120168960

約数和(自身を除く): 256911420490

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 361, 710, 722, 1349, 1805, 2698, 3610, 6745, 6859, 13490, 13718, 25631, 34295, 51262, 56923, 68590, 113846, 128155, 256310, 284615, 486989, 569230, 973978, 1081537, 2163074, 2434945, 4041533, 4869890, 5407685, 8083066, 10815370, 20207665, 20549203, 40415330, 41098406, 76789127, 102746015, 153578254, 205492030, 383945635, 390434857, 767891270, 780869714, 1458993413, 1952174285, 2917986826, 3904348570, 7294967065, 14589934130, 27720874847, 55441749694, 138604374235, 277208748470]

約数ペア:

[(1, 277208748470), (2, 138604374235), (5, 55441749694), (10, 27720874847), (19, 14589934130), (38, 7294967065), (71, 3904348570), (95, 2917986826), (142, 1952174285), (190, 1458993413), (355, 780869714), (361, 767891270), (710, 390434857), (722, 383945635), (1349, 205492030), (1805, 153578254), (2698, 102746015), (3610, 76789127), (6745, 41098406), (6859, 40415330), (13490, 20549203), (13718, 20207665), (25631, 10815370), (34295, 8083066), (51262, 5407685), (56923, 4869890), (68590, 4041533), (113846, 2434945), (128155, 2163074), (256310, 1081537), (284615, 973978), (486989, 569230)]