27772020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 84697704

約数和(自身を除く): 56925684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 557, 831, 1108, 1114, 1385, 1662, 1671, 2228, 2493, 2770, 2785, 3324, 3342, 4155, 4986, 5013, 5540, 5570, 6684, 8310, 8355, 9972, 10026, 11140, 12465, 16620, 16710, 20052, 24930, 25065, 33420, 49860, 50130, 100260, 154289, 308578, 462867, 617156, 771445, 925734, 1388601, 1542890, 1851468, 2314335, 2777202, 3085780, 4628670, 5554404, 6943005, 9257340, 13886010, 27772020]

約数ペア:

[(1, 27772020), (2, 13886010), (3, 9257340), (4, 6943005), (5, 5554404), (6, 4628670), (9, 3085780), (10, 2777202), (12, 2314335), (15, 1851468), (18, 1542890), (20, 1388601), (30, 925734), (36, 771445), (45, 617156), (60, 462867), (90, 308578), (180, 154289), (277, 100260), (554, 50130), (557, 49860), (831, 33420), (1108, 25065), (1114, 24930), (1385, 20052), (1662, 16710), (1671, 16620), (2228, 12465), (2493, 11140), (2770, 10026), (2785, 9972), (3324, 8355), (3342, 8310), (4155, 6684), (4986, 5570), (5013, 5540)]