72447660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{402487}}^1$

素因数の和:402502

約数の個数: 36

約数和(自身を含む): 219758448

約数和(自身を除く): 147310788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 402487, 804974, 1207461, 1609948, 2012435, 2414922, 3622383, 4024870, 4829844, 6037305, 7244766, 8049740, 12074610, 14489532, 18111915, 24149220, 36223830, 72447660]

約数ペア:

[(1, 72447660), (2, 36223830), (3, 24149220), (4, 18111915), (5, 14489532), (6, 12074610), (9, 8049740), (10, 7244766), (12, 6037305), (15, 4829844), (18, 4024870), (20, 3622383), (30, 2414922), (36, 2012435), (45, 1609948), (60, 1207461), (90, 804974), (180, 402487)]