15662970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 80

約数和(自身を含む): 42941448

約数和(自身を除く): 27278478

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 317, 366, 405, 549, 610, 634, 810, 915, 951, 1098, 1585, 1647, 1830, 1902, 2745, 2853, 3170, 3294, 4755, 4941, 5490, 5706, 8235, 8559, 9510, 9882, 14265, 16470, 17118, 19337, 24705, 25677, 28530, 38674, 42795, 49410, 51354, 58011, 85590, 96685, 116022, 128385, 174033, 193370, 256770, 290055, 348066, 522099, 580110, 870165, 1044198, 1566297, 1740330, 2610495, 3132594, 5220990, 7831485, 15662970]

約数ペア:

[(1, 15662970), (2, 7831485), (3, 5220990), (5, 3132594), (6, 2610495), (9, 1740330), (10, 1566297), (15, 1044198), (18, 870165), (27, 580110), (30, 522099), (45, 348066), (54, 290055), (61, 256770), (81, 193370), (90, 174033), (122, 128385), (135, 116022), (162, 96685), (183, 85590), (270, 58011), (305, 51354), (317, 49410), (366, 42795), (405, 38674), (549, 28530), (610, 25677), (634, 24705), (810, 19337), (915, 17118), (951, 16470), (1098, 14265), (1585, 9882), (1647, 9510), (1830, 8559), (1902, 8235), (2745, 5706), (2853, 5490), (3170, 4941), (3294, 4755)]