638130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 1555200

約数和(自身を除く): 917070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 239, 267, 445, 478, 534, 717, 890, 1195, 1335, 1434, 2390, 2670, 3585, 7170, 21271, 42542, 63813, 106355, 127626, 212710, 319065, 638130]

約数ペア:

[(1, 638130), (2, 319065), (3, 212710), (5, 127626), (6, 106355), (10, 63813), (15, 42542), (30, 21271), (89, 7170), (178, 3585), (239, 2670), (267, 2390), (445, 1434), (478, 1335), (534, 1195), (717, 890)]