56821680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{78919}}^1$

素因数の和:78938

約数の個数: 60

約数和(自身を含む): 190828560

約数和(自身を除く): 134006880

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, 78919, 157838, 236757, 315676, 394595, 473514, 631352, 710271, 789190, 947028, 1183785, 1262704, 1420542, 1578380, 1894056, 2367570, 2841084, 3156760, 3551355, 3788112, 4735140, 5682168, 6313520, 7102710, 9470280, 11364336, 14205420, 18940560, 28410840, 56821680]

約数ペア:

[(1, 56821680), (2, 28410840), (3, 18940560), (4, 14205420), (5, 11364336), (6, 9470280), (8, 7102710), (9, 6313520), (10, 5682168), (12, 4735140), (15, 3788112), (16, 3551355), (18, 3156760), (20, 2841084), (24, 2367570), (30, 1894056), (36, 1578380), (40, 1420542), (45, 1262704), (48, 1183785), (60, 947028), (72, 789190), (80, 710271), (90, 631352), (120, 473514), (144, 394595), (180, 315676), (240, 236757), (360, 157838), (720, 78919)]