219691920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{130769}}^1$

素因数の和:130792

約数の個数: 80

約数和(自身を含む): 778343040

約数和(自身を除く): 558651120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 130769, 261538, 392307, 523076, 653845, 784614, 915383, 1046152, 1307690, 1569228, 1830766, 1961535, 2092304, 2615380, 2746149, 3138456, 3661532, 3923070, 4576915, 5230760, 5492298, 6276912, 7323064, 7846140, 9153830, 10461520, 10984596, 13730745, 14646128, 15692280, 18307660, 21969192, 27461490, 31384560, 36615320, 43938384, 54922980, 73230640, 109845960, 219691920]

約数ペア:

[(1, 219691920), (2, 109845960), (3, 73230640), (4, 54922980), (5, 43938384), (6, 36615320), (7, 31384560), (8, 27461490), (10, 21969192), (12, 18307660), (14, 15692280), (15, 14646128), (16, 13730745), (20, 10984596), (21, 10461520), (24, 9153830), (28, 7846140), (30, 7323064), (35, 6276912), (40, 5492298), (42, 5230760), (48, 4576915), (56, 3923070), (60, 3661532), (70, 3138456), (80, 2746149), (84, 2615380), (105, 2092304), (112, 1961535), (120, 1830766), (140, 1569228), (168, 1307690), (210, 1046152), (240, 915383), (280, 784614), (336, 653845), (420, 523076), (560, 392307), (840, 261538), (1680, 130769)]