65979180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{15937}}^1$

素因数の和:15975

約数の個数: 72

約数和(自身を含む): 208851552

約数和(自身を除く): 142872372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 15937, 31874, 47811, 63748, 79685, 95622, 143433, 159370, 191244, 239055, 286866, 318740, 366551, 478110, 573732, 717165, 733102, 956220, 1099653, 1434330, 1466204, 1832755, 2199306, 2868660, 3298959, 3665510, 4398612, 5498265, 6597918, 7331020, 10996530, 13195836, 16494795, 21993060, 32989590, 65979180]

約数ペア:

[(1, 65979180), (2, 32989590), (3, 21993060), (4, 16494795), (5, 13195836), (6, 10996530), (9, 7331020), (10, 6597918), (12, 5498265), (15, 4398612), (18, 3665510), (20, 3298959), (23, 2868660), (30, 2199306), (36, 1832755), (45, 1466204), (46, 1434330), (60, 1099653), (69, 956220), (90, 733102), (92, 717165), (115, 573732), (138, 478110), (180, 366551), (207, 318740), (230, 286866), (276, 239055), (345, 191244), (414, 159370), (460, 143433), (690, 95622), (828, 79685), (1035, 63748), (1380, 47811), (2070, 31874), (4140, 15937)]