15978960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{22193}}^1$

素因数の和:22212

約数の個数: 60

約数和(自身を含む): 53665092

約数和(自身を除く): 37686132

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, 22193, 44386, 66579, 88772, 110965, 133158, 177544, 199737, 221930, 266316, 332895, 355088, 399474, 443860, 532632, 665790, 798948, 887720, 998685, 1065264, 1331580, 1597896, 1775440, 1997370, 2663160, 3195792, 3994740, 5326320, 7989480, 15978960]

約数ペア:

[(1, 15978960), (2, 7989480), (3, 5326320), (4, 3994740), (5, 3195792), (6, 2663160), (8, 1997370), (9, 1775440), (10, 1597896), (12, 1331580), (15, 1065264), (16, 998685), (18, 887720), (20, 798948), (24, 665790), (30, 532632), (36, 443860), (40, 399474), (45, 355088), (48, 332895), (60, 266316), (72, 221930), (80, 199737), (90, 177544), (120, 133158), (144, 110965), (180, 88772), (240, 66579), (360, 44386), (720, 22193)]