124212720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{517553}}^1$

素因数の和:517569

約数の個数: 40

約数和(自身を含む): 385060176

約数和(自身を除く): 260847456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 517553, 1035106, 1552659, 2070212, 2587765, 3105318, 4140424, 5175530, 6210636, 7763295, 8280848, 10351060, 12421272, 15526590, 20702120, 24842544, 31053180, 41404240, 62106360, 124212720]

約数ペア:

[(1, 124212720), (2, 62106360), (3, 41404240), (4, 31053180), (5, 24842544), (6, 20702120), (8, 15526590), (10, 12421272), (12, 10351060), (15, 8280848), (16, 7763295), (20, 6210636), (24, 5175530), (30, 4140424), (40, 3105318), (48, 2587765), (60, 2070212), (80, 1552659), (120, 1035106), (240, 517553)]