40458960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{18731}}^1$

素因数の和:18753

約数の個数: 80

約数和(自身を含む): 139366080

約数和(自身を除く): 98907120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 18731, 37462, 56193, 74924, 93655, 112386, 149848, 168579, 187310, 224772, 280965, 299696, 337158, 374620, 449544, 505737, 561930, 674316, 749240, 842895, 899088, 1011474, 1123860, 1348632, 1498480, 1685790, 2022948, 2247720, 2528685, 2697264, 3371580, 4045896, 4495440, 5057370, 6743160, 8091792, 10114740, 13486320, 20229480, 40458960]

約数ペア:

[(1, 40458960), (2, 20229480), (3, 13486320), (4, 10114740), (5, 8091792), (6, 6743160), (8, 5057370), (9, 4495440), (10, 4045896), (12, 3371580), (15, 2697264), (16, 2528685), (18, 2247720), (20, 2022948), (24, 1685790), (27, 1498480), (30, 1348632), (36, 1123860), (40, 1011474), (45, 899088), (48, 842895), (54, 749240), (60, 674316), (72, 561930), (80, 505737), (90, 449544), (108, 374620), (120, 337158), (135, 299696), (144, 280965), (180, 224772), (216, 187310), (240, 168579), (270, 149848), (360, 112386), (432, 93655), (540, 74924), (720, 56193), (1080, 37462), (2160, 18731)]