70531980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69149}}^1$

素因数の和:69178

約数の個数: 48

約数和(自身を含む): 209109600

約数和(自身を除く): 138577620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 69149, 138298, 207447, 276596, 345745, 414894, 691490, 829788, 1037235, 1175533, 1382980, 2074470, 2351066, 3526599, 4148940, 4702132, 5877665, 7053198, 11755330, 14106396, 17632995, 23510660, 35265990, 70531980]

約数ペア:

[(1, 70531980), (2, 35265990), (3, 23510660), (4, 17632995), (5, 14106396), (6, 11755330), (10, 7053198), (12, 5877665), (15, 4702132), (17, 4148940), (20, 3526599), (30, 2351066), (34, 2074470), (51, 1382980), (60, 1175533), (68, 1037235), (85, 829788), (102, 691490), (170, 414894), (204, 345745), (255, 276596), (340, 207447), (510, 138298), (1020, 69149)]