248153940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4349}}^1$

素因数の和:4681

約数の個数: 72

約数和(自身を含む): 755281800

約数和(自身を除く): 507127860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 1268, 1585, 1902, 2853, 3170, 3804, 4349, 4755, 5706, 6340, 8698, 9510, 11412, 13047, 14265, 17396, 19020, 21745, 26094, 28530, 39141, 43490, 52188, 57060, 65235, 78282, 86980, 130470, 156564, 195705, 260940, 391410, 782820, 1378633, 2757266, 4135899, 5514532, 6893165, 8271798, 12407697, 13786330, 16543596, 20679495, 24815394, 27572660, 41358990, 49630788, 62038485, 82717980, 124076970, 248153940]

約数ペア:

[(1, 248153940), (2, 124076970), (3, 82717980), (4, 62038485), (5, 49630788), (6, 41358990), (9, 27572660), (10, 24815394), (12, 20679495), (15, 16543596), (18, 13786330), (20, 12407697), (30, 8271798), (36, 6893165), (45, 5514532), (60, 4135899), (90, 2757266), (180, 1378633), (317, 782820), (634, 391410), (951, 260940), (1268, 195705), (1585, 156564), (1902, 130470), (2853, 86980), (3170, 78282), (3804, 65235), (4349, 57060), (4755, 52188), (5706, 43490), (6340, 39141), (8698, 28530), (9510, 26094), (11412, 21745), (13047, 19020), (14265, 17396)]