990700080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{9403}}^1$

素因数の和:9858

約数の個数: 80

約数和(自身を含む): 3078493440

約数和(自身を除く): 2087793360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 439, 878, 1317, 1756, 2195, 2634, 3512, 4390, 5268, 6585, 7024, 8780, 9403, 10536, 13170, 17560, 18806, 21072, 26340, 28209, 35120, 37612, 47015, 52680, 56418, 75224, 94030, 105360, 112836, 141045, 150448, 188060, 225672, 282090, 376120, 451344, 564180, 752240, 1128360, 2256720, 4127917, 8255834, 12383751, 16511668, 20639585, 24767502, 33023336, 41279170, 49535004, 61918755, 66046672, 82558340, 99070008, 123837510, 165116680, 198140016, 247675020, 330233360, 495350040, 990700080]

約数ペア:

[(1, 990700080), (2, 495350040), (3, 330233360), (4, 247675020), (5, 198140016), (6, 165116680), (8, 123837510), (10, 99070008), (12, 82558340), (15, 66046672), (16, 61918755), (20, 49535004), (24, 41279170), (30, 33023336), (40, 24767502), (48, 20639585), (60, 16511668), (80, 12383751), (120, 8255834), (240, 4127917), (439, 2256720), (878, 1128360), (1317, 752240), (1756, 564180), (2195, 451344), (2634, 376120), (3512, 282090), (4390, 225672), (5268, 188060), (6585, 150448), (7024, 141045), (8780, 112836), (9403, 105360), (10536, 94030), (13170, 75224), (17560, 56418), (18806, 52680), (21072, 47015), (26340, 37612), (28209, 35120)]