66997680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16421}}^1$

素因数の和:16454

約数の個数: 80

約数和(自身を含む): 219923424

約数和(自身を除く): 152925744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 16421, 32842, 49263, 65684, 82105, 98526, 131368, 164210, 197052, 246315, 262736, 279157, 328420, 394104, 492630, 558314, 656840, 788208, 837471, 985260, 1116628, 1313680, 1395785, 1674942, 1970520, 2233256, 2791570, 3349884, 3941040, 4187355, 4466512, 5583140, 6699768, 8374710, 11166280, 13399536, 16749420, 22332560, 33498840, 66997680]

約数ペア:

[(1, 66997680), (2, 33498840), (3, 22332560), (4, 16749420), (5, 13399536), (6, 11166280), (8, 8374710), (10, 6699768), (12, 5583140), (15, 4466512), (16, 4187355), (17, 3941040), (20, 3349884), (24, 2791570), (30, 2233256), (34, 1970520), (40, 1674942), (48, 1395785), (51, 1313680), (60, 1116628), (68, 985260), (80, 837471), (85, 788208), (102, 656840), (120, 558314), (136, 492630), (170, 394104), (204, 328420), (240, 279157), (255, 262736), (272, 246315), (340, 197052), (408, 164210), (510, 131368), (680, 98526), (816, 82105), (1020, 65684), (1360, 49263), (2040, 32842), (4080, 16421)]