657206360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{2053}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 1517330880

約数和(自身を除く): 860124520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 151, 212, 265, 302, 424, 530, 604, 755, 1060, 1208, 1510, 2053, 2120, 3020, 4106, 6040, 8003, 8212, 10265, 16006, 16424, 20530, 32012, 40015, 41060, 64024, 80030, 82120, 108809, 160060, 217618, 310003, 320120, 435236, 544045, 620006, 870472, 1088090, 1240012, 1550015, 2176180, 2480024, 3100030, 4352360, 6200060, 12400120, 16430159, 32860318, 65720636, 82150795, 131441272, 164301590, 328603180, 657206360]

約数ペア:

[(1, 657206360), (2, 328603180), (4, 164301590), (5, 131441272), (8, 82150795), (10, 65720636), (20, 32860318), (40, 16430159), (53, 12400120), (106, 6200060), (151, 4352360), (212, 3100030), (265, 2480024), (302, 2176180), (424, 1550015), (530, 1240012), (604, 1088090), (755, 870472), (1060, 620006), (1208, 544045), (1510, 435236), (2053, 320120), (2120, 310003), (3020, 217618), (4106, 160060), (6040, 108809), (8003, 82120), (8212, 80030), (10265, 64024), (16006, 41060), (16424, 40015), (20530, 32012)]