142710710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 276102000

約数和(自身を除く): 133391290

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 149, 190, 298, 355, 710, 745, 1349, 1490, 2698, 2831, 5041, 5662, 6745, 10082, 10579, 13490, 14155, 21158, 25205, 28310, 50410, 52895, 95779, 105790, 191558, 201001, 402002, 478895, 751109, 957790, 1005005, 1502218, 2010010, 3755545, 7511090, 14271071, 28542142, 71355355, 142710710]

約数ペア:

[(1, 142710710), (2, 71355355), (5, 28542142), (10, 14271071), (19, 7511090), (38, 3755545), (71, 2010010), (95, 1502218), (142, 1005005), (149, 957790), (190, 751109), (298, 478895), (355, 402002), (710, 201001), (745, 191558), (1349, 105790), (1490, 95779), (2698, 52895), (2831, 50410), (5041, 28310), (5662, 25205), (6745, 21158), (10082, 14155), (10579, 13490)]