90118170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1657

約数の個数: 80

約数和(自身を含む): 245887488

約数和(自身を除く): 155769318

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 213, 270, 355, 405, 426, 639, 710, 810, 1065, 1278, 1567, 1917, 2130, 3134, 3195, 3834, 4701, 5751, 6390, 7835, 9402, 9585, 11502, 14103, 15670, 19170, 23505, 28206, 28755, 42309, 47010, 57510, 70515, 84618, 111257, 126927, 141030, 211545, 222514, 253854, 333771, 423090, 556285, 634635, 667542, 1001313, 1112570, 1269270, 1668855, 2002626, 3003939, 3337710, 5006565, 6007878, 9011817, 10013130, 15019695, 18023634, 30039390, 45059085, 90118170]

約数ペア:

[(1, 90118170), (2, 45059085), (3, 30039390), (5, 18023634), (6, 15019695), (9, 10013130), (10, 9011817), (15, 6007878), (18, 5006565), (27, 3337710), (30, 3003939), (45, 2002626), (54, 1668855), (71, 1269270), (81, 1112570), (90, 1001313), (135, 667542), (142, 634635), (162, 556285), (213, 423090), (270, 333771), (355, 253854), (405, 222514), (426, 211545), (639, 141030), (710, 126927), (810, 111257), (1065, 84618), (1278, 70515), (1567, 57510), (1917, 47010), (2130, 42309), (3134, 28755), (3195, 28206), (3834, 23505), (4701, 19170), (5751, 15670), (6390, 14103), (7835, 11502), (9402, 9585)]