19687549680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27343819}}^1$

素因数の和:27343838

約数の個数: 60

約数和(自身を含む): 66117356760

約数和(自身を除く): 46429807080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27343819, 54687638, 82031457, 109375276, 136719095, 164062914, 218750552, 246094371, 273438190, 328125828, 410157285, 437501104, 492188742, 546876380, 656251656, 820314570, 984377484, 1093752760, 1230471855, 1312503312, 1640629140, 1968754968, 2187505520, 2460943710, 3281258280, 3937509936, 4921887420, 6562516560, 9843774840, 19687549680]

約数ペア:

[(1, 19687549680), (2, 9843774840), (3, 6562516560), (4, 4921887420), (5, 3937509936), (6, 3281258280), (8, 2460943710), (9, 2187505520), (10, 1968754968), (12, 1640629140), (15, 1312503312), (16, 1230471855), (18, 1093752760), (20, 984377484), (24, 820314570), (30, 656251656), (36, 546876380), (40, 492188742), (45, 437501104), (48, 410157285), (60, 328125828), (72, 273438190), (80, 246094371), (90, 218750552), (120, 164062914), (144, 136719095), (180, 109375276), (240, 82031457), (360, 54687638), (720, 27343819)]