138823920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{192811}}^1$

素因数の和:192830

約数の個数: 60

約数和(自身を含む): 466219416

約数和(自身を除く): 327395496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 192811, 385622, 578433, 771244, 964055, 1156866, 1542488, 1735299, 1928110, 2313732, 2892165, 3084976, 3470598, 3856220, 4627464, 5784330, 6941196, 7712440, 8676495, 9254928, 11568660, 13882392, 15424880, 17352990, 23137320, 27764784, 34705980, 46274640, 69411960, 138823920]

約数ペア:

[(1, 138823920), (2, 69411960), (3, 46274640), (4, 34705980), (5, 27764784), (6, 23137320), (8, 17352990), (9, 15424880), (10, 13882392), (12, 11568660), (15, 9254928), (16, 8676495), (18, 7712440), (20, 6941196), (24, 5784330), (30, 4627464), (36, 3856220), (40, 3470598), (45, 3084976), (48, 2892165), (60, 2313732), (72, 1928110), (80, 1735299), (90, 1542488), (120, 1156866), (144, 964055), (180, 771244), (240, 578433), (360, 385622), (720, 192811)]