681840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{947}}^1$

素因数の和:966

約数の個数: 60

約数和(自身を含む): 2292264

約数和(自身を除く): 1610424

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, 947, 1894, 2841, 3788, 4735, 5682, 7576, 8523, 9470, 11364, 14205, 15152, 17046, 18940, 22728, 28410, 34092, 37880, 42615, 45456, 56820, 68184, 75760, 85230, 113640, 136368, 170460, 227280, 340920, 681840]

約数ペア:

[(1, 681840), (2, 340920), (3, 227280), (4, 170460), (5, 136368), (6, 113640), (8, 85230), (9, 75760), (10, 68184), (12, 56820), (15, 45456), (16, 42615), (18, 37880), (20, 34092), (24, 28410), (30, 22728), (36, 18940), (40, 17046), (45, 15152), (48, 14205), (60, 11364), (72, 9470), (80, 8523), (90, 7576), (120, 5682), (144, 4735), (180, 3788), (240, 2841), (360, 1894), (720, 947)]