84161340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{937}}^1$

素因数の和:1451

約数の個数: 72

約数和(自身を含む): 256074000

約数和(自身を除く): 171912660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 937, 998, 1497, 1874, 1996, 2495, 2811, 2994, 3748, 4491, 4685, 4990, 5622, 5988, 7485, 8433, 8982, 9370, 9980, 11244, 14055, 14970, 16866, 17964, 18740, 22455, 28110, 29940, 33732, 42165, 44910, 56220, 84330, 89820, 168660, 467563, 935126, 1402689, 1870252, 2337815, 2805378, 4208067, 4675630, 5610756, 7013445, 8416134, 9351260, 14026890, 16832268, 21040335, 28053780, 42080670, 84161340]

約数ペア:

[(1, 84161340), (2, 42080670), (3, 28053780), (4, 21040335), (5, 16832268), (6, 14026890), (9, 9351260), (10, 8416134), (12, 7013445), (15, 5610756), (18, 4675630), (20, 4208067), (30, 2805378), (36, 2337815), (45, 1870252), (60, 1402689), (90, 935126), (180, 467563), (499, 168660), (937, 89820), (998, 84330), (1497, 56220), (1874, 44910), (1996, 42165), (2495, 33732), (2811, 29940), (2994, 28110), (3748, 22455), (4491, 18740), (4685, 17964), (4990, 16866), (5622, 14970), (5988, 14055), (7485, 11244), (8433, 9980), (8982, 9370)]