66925680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1094

約数の個数: 80

約数和(自身を含む): 208272384

約数和(自身を除く): 141346704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 647, 862, 1293, 1294, 1724, 1941, 2155, 2586, 2588, 3235, 3448, 3882, 4310, 5172, 5176, 6465, 6470, 6896, 7764, 8620, 9705, 10344, 10352, 12930, 12940, 15528, 17240, 19410, 20688, 25860, 25880, 31056, 34480, 38820, 51720, 51760, 77640, 103440, 155280, 278857, 557714, 836571, 1115428, 1394285, 1673142, 2230856, 2788570, 3346284, 4182855, 4461712, 5577140, 6692568, 8365710, 11154280, 13385136, 16731420, 22308560, 33462840, 66925680]

約数ペア:

[(1, 66925680), (2, 33462840), (3, 22308560), (4, 16731420), (5, 13385136), (6, 11154280), (8, 8365710), (10, 6692568), (12, 5577140), (15, 4461712), (16, 4182855), (20, 3346284), (24, 2788570), (30, 2230856), (40, 1673142), (48, 1394285), (60, 1115428), (80, 836571), (120, 557714), (240, 278857), (431, 155280), (647, 103440), (862, 77640), (1293, 51760), (1294, 51720), (1724, 38820), (1941, 34480), (2155, 31056), (2586, 25880), (2588, 25860), (3235, 20688), (3448, 19410), (3882, 17240), (4310, 15528), (5172, 12940), (5176, 12930), (6465, 10352), (6470, 10344), (6896, 9705), (7764, 8620)]