19678506480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27331259}}^1$

素因数の和:27331278

約数の個数: 60

約数和(自身を含む): 66086986680

約数和(自身を除く): 46408480200

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, 27331259, 54662518, 81993777, 109325036, 136656295, 163987554, 218650072, 245981331, 273312590, 327975108, 409968885, 437300144, 491962662, 546625180, 655950216, 819937770, 983925324, 1093250360, 1229906655, 1311900432, 1639875540, 1967850648, 2186500720, 2459813310, 3279751080, 3935701296, 4919626620, 6559502160, 9839253240, 19678506480]

約数ペア:

[(1, 19678506480), (2, 9839253240), (3, 6559502160), (4, 4919626620), (5, 3935701296), (6, 3279751080), (8, 2459813310), (9, 2186500720), (10, 1967850648), (12, 1639875540), (15, 1311900432), (16, 1229906655), (18, 1093250360), (20, 983925324), (24, 819937770), (30, 655950216), (36, 546625180), (40, 491962662), (45, 437300144), (48, 409968885), (60, 327975108), (72, 273312590), (80, 245981331), (90, 218650072), (120, 163987554), (144, 136656295), (180, 109325036), (240, 81993777), (360, 54662518), (720, 27331259)]