78363720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72559}}^1$

素因数の和:72579

約数の個数: 64

約数和(自身を含む): 261216000

約数和(自身を除く): 182852280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72559, 145118, 217677, 290236, 362795, 435354, 580472, 653031, 725590, 870708, 1088385, 1306062, 1451180, 1741416, 1959093, 2176770, 2612124, 2902360, 3265155, 3918186, 4353540, 5224248, 6530310, 7836372, 8707080, 9795465, 13060620, 15672744, 19590930, 26121240, 39181860, 78363720]

約数ペア:

[(1, 78363720), (2, 39181860), (3, 26121240), (4, 19590930), (5, 15672744), (6, 13060620), (8, 9795465), (9, 8707080), (10, 7836372), (12, 6530310), (15, 5224248), (18, 4353540), (20, 3918186), (24, 3265155), (27, 2902360), (30, 2612124), (36, 2176770), (40, 1959093), (45, 1741416), (54, 1451180), (60, 1306062), (72, 1088385), (90, 870708), (108, 725590), (120, 653031), (135, 580472), (180, 435354), (216, 362795), (270, 290236), (360, 217677), (540, 145118), (1080, 72559)]