120615690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309271}}^1$

素因数の和:309294

約数の個数: 32

約数和(自身を含む): 311746176

約数和(自身を除く): 191130486

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 309271, 618542, 927813, 1546355, 1855626, 3092710, 4020523, 4639065, 8041046, 9278130, 12061569, 20102615, 24123138, 40205230, 60307845, 120615690]

約数ペア:

[(1, 120615690), (2, 60307845), (3, 40205230), (5, 24123138), (6, 20102615), (10, 12061569), (13, 9278130), (15, 8041046), (26, 4639065), (30, 4020523), (39, 3092710), (65, 1855626), (78, 1546355), (130, 927813), (195, 618542), (390, 309271)]