156720520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6037}}^1$

素因数の和:6118

約数の個数: 64

約数和(自身を含む): 391262400

約数和(自身を除く): 234541880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2360, 2596, 3245, 5192, 6037, 6490, 12074, 12980, 24148, 25960, 30185, 48296, 60370, 66407, 120740, 132814, 241480, 265628, 332035, 356183, 531256, 664070, 712366, 1328140, 1424732, 1780915, 2656280, 2849464, 3561830, 3918013, 7123660, 7836026, 14247320, 15672052, 19590065, 31344104, 39180130, 78360260, 156720520]

約数ペア:

[(1, 156720520), (2, 78360260), (4, 39180130), (5, 31344104), (8, 19590065), (10, 15672052), (11, 14247320), (20, 7836026), (22, 7123660), (40, 3918013), (44, 3561830), (55, 2849464), (59, 2656280), (88, 1780915), (110, 1424732), (118, 1328140), (220, 712366), (236, 664070), (295, 531256), (440, 356183), (472, 332035), (590, 265628), (649, 241480), (1180, 132814), (1298, 120740), (2360, 66407), (2596, 60370), (3245, 48296), (5192, 30185), (6037, 25960), (6490, 24148), (12074, 12980)]