64870440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540587}}^1$

素因数の和:540601

約数の個数: 32

約数和(自身を含む): 194611680

約数和(自身を除く): 129741240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540587, 1081174, 1621761, 2162348, 2702935, 3243522, 4324696, 5405870, 6487044, 8108805, 10811740, 12974088, 16217610, 21623480, 32435220, 64870440]

約数ペア:

[(1, 64870440), (2, 32435220), (3, 21623480), (4, 16217610), (5, 12974088), (6, 10811740), (8, 8108805), (10, 6487044), (12, 5405870), (15, 4324696), (20, 3243522), (24, 2702935), (30, 2162348), (40, 1621761), (60, 1081174), (120, 540587)]