2891313180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2294693}}^1$

素因数の和:2294715

約数の個数: 72

約数和(自身を含む): 10023223392

約数和(自身を除く): 7131910212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2294693, 4589386, 6884079, 9178772, 11473465, 13768158, 16062851, 20652237, 22946930, 27536316, 32125702, 34420395, 41304474, 45893860, 48188553, 64251404, 68840790, 80314255, 82608948, 96377106, 103261185, 137681580, 144565659, 160628510, 192754212, 206522370, 240942765, 289131318, 321257020, 413044740, 481885530, 578262636, 722828295, 963771060, 1445656590, 2891313180]

約数ペア:

[(1, 2891313180), (2, 1445656590), (3, 963771060), (4, 722828295), (5, 578262636), (6, 481885530), (7, 413044740), (9, 321257020), (10, 289131318), (12, 240942765), (14, 206522370), (15, 192754212), (18, 160628510), (20, 144565659), (21, 137681580), (28, 103261185), (30, 96377106), (35, 82608948), (36, 80314255), (42, 68840790), (45, 64251404), (60, 48188553), (63, 45893860), (70, 41304474), (84, 34420395), (90, 32125702), (105, 27536316), (126, 22946930), (140, 20652237), (180, 16062851), (210, 13768158), (252, 11473465), (315, 9178772), (420, 6884079), (630, 4589386), (1260, 2294693)]