16773680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 120

約数和(自身を含む): 49617360

約数和(自身を除く): 32843680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 389, 392, 440, 490, 539, 560, 616, 770, 778, 784, 880, 980, 1078, 1232, 1540, 1556, 1945, 1960, 2156, 2695, 2723, 3080, 3112, 3890, 3920, 4279, 4312, 5390, 5446, 6160, 6224, 7780, 8558, 8624, 10780, 10892, 13615, 15560, 17116, 19061, 21395, 21560, 21784, 27230, 29953, 31120, 34232, 38122, 42790, 43120, 43568, 54460, 59906, 68464, 76244, 85580, 95305, 108920, 119812, 149765, 152488, 171160, 190610, 209671, 217840, 239624, 299530, 304976, 342320, 381220, 419342, 479248, 599060, 762440, 838684, 1048355, 1198120, 1524880, 1677368, 2096710, 2396240, 3354736, 4193420, 8386840, 16773680]

約数ペア:

[(1, 16773680), (2, 8386840), (4, 4193420), (5, 3354736), (7, 2396240), (8, 2096710), (10, 1677368), (11, 1524880), (14, 1198120), (16, 1048355), (20, 838684), (22, 762440), (28, 599060), (35, 479248), (40, 419342), (44, 381220), (49, 342320), (55, 304976), (56, 299530), (70, 239624), (77, 217840), (80, 209671), (88, 190610), (98, 171160), (110, 152488), (112, 149765), (140, 119812), (154, 108920), (176, 95305), (196, 85580), (220, 76244), (245, 68464), (280, 59906), (308, 54460), (385, 43568), (389, 43120), (392, 42790), (440, 38122), (490, 34232), (539, 31120), (560, 29953), (616, 27230), (770, 21784), (778, 21560), (784, 21395), (880, 19061), (980, 17116), (1078, 15560), (1232, 13615), (1540, 10892), (1556, 10780), (1945, 8624), (1960, 8558), (2156, 7780), (2695, 6224), (2723, 6160), (3080, 5446), (3112, 5390), (3890, 4312), (3920, 4279)]