15667638260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{127649}}^1$

素因数の和:127713

約数の個数: 72

約数和(自身を含む): 36767795400

約数和(自身を除く): 21100157140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 646, 722, 1292, 1444, 1615, 1805, 3230, 3610, 6137, 6460, 7220, 12274, 24548, 30685, 61370, 122740, 127649, 255298, 510596, 638245, 1276490, 2170033, 2425331, 2552980, 4340066, 4850662, 8680132, 9701324, 10850165, 12126655, 21700330, 24253310, 41230627, 43400660, 46081289, 48506620, 82461254, 92162578, 164922508, 184325156, 206153135, 230406445, 412306270, 460812890, 783381913, 824612540, 921625780, 1566763826, 3133527652, 3916909565, 7833819130, 15667638260]

約数ペア:

[(1, 15667638260), (2, 7833819130), (4, 3916909565), (5, 3133527652), (10, 1566763826), (17, 921625780), (19, 824612540), (20, 783381913), (34, 460812890), (38, 412306270), (68, 230406445), (76, 206153135), (85, 184325156), (95, 164922508), (170, 92162578), (190, 82461254), (323, 48506620), (340, 46081289), (361, 43400660), (380, 41230627), (646, 24253310), (722, 21700330), (1292, 12126655), (1444, 10850165), (1615, 9701324), (1805, 8680132), (3230, 4850662), (3610, 4340066), (6137, 2552980), (6460, 2425331), (7220, 2170033), (12274, 1276490), (24548, 638245), (30685, 510596), (61370, 255298), (122740, 127649)]