138067490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2199

約数の個数: 64

約数和(自身を含む): 294727680

約数和(自身を除く): 156660190

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 209, 310, 341, 418, 589, 682, 1045, 1178, 1705, 2090, 2131, 2945, 3410, 4262, 5890, 6479, 10655, 12958, 21310, 23441, 32395, 40489, 46882, 64790, 66061, 80978, 117205, 132122, 202445, 234410, 330305, 404890, 445379, 660610, 726671, 890758, 1255159, 1453342, 2226895, 2510318, 3633355, 4453790, 6275795, 7266710, 12551590, 13806749, 27613498, 69033745, 138067490]

約数ペア:

[(1, 138067490), (2, 69033745), (5, 27613498), (10, 13806749), (11, 12551590), (19, 7266710), (22, 6275795), (31, 4453790), (38, 3633355), (55, 2510318), (62, 2226895), (95, 1453342), (110, 1255159), (155, 890758), (190, 726671), (209, 660610), (310, 445379), (341, 404890), (418, 330305), (589, 234410), (682, 202445), (1045, 132122), (1178, 117205), (1705, 80978), (2090, 66061), (2131, 64790), (2945, 46882), (3410, 40489), (4262, 32395), (5890, 23441), (6479, 21310), (10655, 12958)]