261082560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1082

約数の個数: 112

約数和(自身を含む): 832177152

約数和(自身を除く): 571094592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 431, 480, 631, 862, 960, 1262, 1293, 1724, 1893, 2155, 2524, 2586, 3155, 3448, 3786, 4310, 5048, 5172, 6310, 6465, 6896, 7572, 8620, 9465, 10096, 10344, 12620, 12930, 13792, 15144, 17240, 18930, 20192, 20688, 25240, 25860, 27584, 30288, 34480, 37860, 40384, 41376, 50480, 51720, 60576, 68960, 75720, 82752, 100960, 103440, 121152, 137920, 151440, 201920, 206880, 271961, 302880, 413760, 543922, 605760, 815883, 1087844, 1359805, 1631766, 2175688, 2719610, 3263532, 4079415, 4351376, 5439220, 6527064, 8158830, 8702752, 10878440, 13054128, 16317660, 17405504, 21756880, 26108256, 32635320, 43513760, 52216512, 65270640, 87027520, 130541280, 261082560]

約数ペア:

[(1, 261082560), (2, 130541280), (3, 87027520), (4, 65270640), (5, 52216512), (6, 43513760), (8, 32635320), (10, 26108256), (12, 21756880), (15, 17405504), (16, 16317660), (20, 13054128), (24, 10878440), (30, 8702752), (32, 8158830), (40, 6527064), (48, 5439220), (60, 4351376), (64, 4079415), (80, 3263532), (96, 2719610), (120, 2175688), (160, 1631766), (192, 1359805), (240, 1087844), (320, 815883), (431, 605760), (480, 543922), (631, 413760), (862, 302880), (960, 271961), (1262, 206880), (1293, 201920), (1724, 151440), (1893, 137920), (2155, 121152), (2524, 103440), (2586, 100960), (3155, 82752), (3448, 75720), (3786, 68960), (4310, 60576), (5048, 51720), (5172, 50480), (6310, 41376), (6465, 40384), (6896, 37860), (7572, 34480), (8620, 30288), (9465, 27584), (10096, 25860), (10344, 25240), (12620, 20688), (12930, 20192), (13792, 18930), (15144, 17240)]