227963970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21649}}^1$

素因数の和:21681

約数の個数: 80

約数和(自身を含む): 660151800

約数和(自身を除く): 432187830

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 21649, 43298, 64947, 108245, 129894, 194841, 216490, 281437, 324735, 389682, 562874, 584523, 649470, 844311, 974205, 1169046, 1407185, 1688622, 1753569, 1948410, 2532933, 2814370, 2922615, 3507138, 4221555, 5065866, 5845230, 7598799, 8443110, 8767845, 12664665, 15197598, 17535690, 22796397, 25329330, 37993995, 45592794, 75987990, 113981985, 227963970]

約数ペア:

[(1, 227963970), (2, 113981985), (3, 75987990), (5, 45592794), (6, 37993995), (9, 25329330), (10, 22796397), (13, 17535690), (15, 15197598), (18, 12664665), (26, 8767845), (27, 8443110), (30, 7598799), (39, 5845230), (45, 5065866), (54, 4221555), (65, 3507138), (78, 2922615), (81, 2814370), (90, 2532933), (117, 1948410), (130, 1753569), (135, 1688622), (162, 1407185), (195, 1169046), (234, 974205), (270, 844311), (351, 649470), (390, 584523), (405, 562874), (585, 389682), (702, 324735), (810, 281437), (1053, 216490), (1170, 194841), (1755, 129894), (2106, 108245), (3510, 64947), (5265, 43298), (10530, 21649)]