78207840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{54311}}^1$

素因数の和:54332

約数の個数: 72

約数和(自身を含む): 266889168

約数和(自身を除く): 188681328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 54311, 108622, 162933, 217244, 271555, 325866, 434488, 488799, 543110, 651732, 814665, 868976, 977598, 1086220, 1303464, 1629330, 1737952, 1955196, 2172440, 2443995, 2606928, 3258660, 3910392, 4344880, 4887990, 5213856, 6517320, 7820784, 8689760, 9775980, 13034640, 15641568, 19551960, 26069280, 39103920, 78207840]

約数ペア:

[(1, 78207840), (2, 39103920), (3, 26069280), (4, 19551960), (5, 15641568), (6, 13034640), (8, 9775980), (9, 8689760), (10, 7820784), (12, 6517320), (15, 5213856), (16, 4887990), (18, 4344880), (20, 3910392), (24, 3258660), (30, 2606928), (32, 2443995), (36, 2172440), (40, 1955196), (45, 1737952), (48, 1629330), (60, 1303464), (72, 1086220), (80, 977598), (90, 868976), (96, 814665), (120, 651732), (144, 543110), (160, 488799), (180, 434488), (240, 325866), (288, 271555), (360, 217244), (480, 162933), (720, 108622), (1440, 54311)]