771314640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3213811}}^1$

素因数の和:3213827

約数の個数: 40

約数和(自身を含む): 2391076128

約数和(自身を除く): 1619761488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3213811, 6427622, 9641433, 12855244, 16069055, 19282866, 25710488, 32138110, 38565732, 48207165, 51420976, 64276220, 77131464, 96414330, 128552440, 154262928, 192828660, 257104880, 385657320, 771314640]

約数ペア:

[(1, 771314640), (2, 385657320), (3, 257104880), (4, 192828660), (5, 154262928), (6, 128552440), (8, 96414330), (10, 77131464), (12, 64276220), (15, 51420976), (16, 48207165), (20, 38565732), (24, 32138110), (30, 25710488), (40, 19282866), (48, 16069055), (60, 12855244), (80, 9641433), (120, 6427622), (240, 3213811)]