156621840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{652591}}^1$

素因数の和:652607

約数の個数: 40

約数和(自身を含む): 485528448

約数和(自身を除く): 328906608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 652591, 1305182, 1957773, 2610364, 3262955, 3915546, 5220728, 6525910, 7831092, 9788865, 10441456, 13051820, 15662184, 19577730, 26103640, 31324368, 39155460, 52207280, 78310920, 156621840]

約数ペア:

[(1, 156621840), (2, 78310920), (3, 52207280), (4, 39155460), (5, 31324368), (6, 26103640), (8, 19577730), (10, 15662184), (12, 13051820), (15, 10441456), (16, 9788865), (20, 7831092), (24, 6525910), (30, 5220728), (40, 3915546), (48, 3262955), (60, 2610364), (80, 1957773), (120, 1305182), (240, 652591)]