1240320720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{178207}}^1$

素因数の和:178252

約数の個数: 80

約数和(自身を含む): 3977602560

約数和(自身を除く): 2737281840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 178207, 356414, 534621, 712828, 891035, 1069242, 1425656, 1782070, 2138484, 2673105, 2851312, 3564140, 4276968, 5168003, 5346210, 7128280, 8553936, 10336006, 10692420, 14256560, 15504009, 20672012, 21384840, 25840015, 31008018, 41344024, 42769680, 51680030, 62016036, 77520045, 82688048, 103360060, 124032072, 155040090, 206720120, 248064144, 310080180, 413440240, 620160360, 1240320720]

約数ペア:

[(1, 1240320720), (2, 620160360), (3, 413440240), (4, 310080180), (5, 248064144), (6, 206720120), (8, 155040090), (10, 124032072), (12, 103360060), (15, 82688048), (16, 77520045), (20, 62016036), (24, 51680030), (29, 42769680), (30, 41344024), (40, 31008018), (48, 25840015), (58, 21384840), (60, 20672012), (80, 15504009), (87, 14256560), (116, 10692420), (120, 10336006), (145, 8553936), (174, 7128280), (232, 5346210), (240, 5168003), (290, 4276968), (348, 3564140), (435, 2851312), (464, 2673105), (580, 2138484), (696, 1782070), (870, 1425656), (1160, 1069242), (1392, 891035), (1740, 712828), (2320, 534621), (3480, 356414), (6960, 178207)]