669763920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{398669}}^1$

素因数の和:398692

約数の個数: 80

約数和(自身を含む): 2372883840

約数和(自身を除く): 1703119920

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, 398669, 797338, 1196007, 1594676, 1993345, 2392014, 2790683, 3189352, 3986690, 4784028, 5581366, 5980035, 6378704, 7973380, 8372049, 9568056, 11162732, 11960070, 13953415, 15946760, 16744098, 19136112, 22325464, 23920140, 27906830, 31893520, 33488196, 41860245, 44650928, 47840280, 55813660, 66976392, 83720490, 95680560, 111627320, 133952784, 167440980, 223254640, 334881960, 669763920]

約数ペア:

[(1, 669763920), (2, 334881960), (3, 223254640), (4, 167440980), (5, 133952784), (6, 111627320), (7, 95680560), (8, 83720490), (10, 66976392), (12, 55813660), (14, 47840280), (15, 44650928), (16, 41860245), (20, 33488196), (21, 31893520), (24, 27906830), (28, 23920140), (30, 22325464), (35, 19136112), (40, 16744098), (42, 15946760), (48, 13953415), (56, 11960070), (60, 11162732), (70, 9568056), (80, 8372049), (84, 7973380), (105, 6378704), (112, 5980035), (120, 5581366), (140, 4784028), (168, 3986690), (210, 3189352), (240, 2790683), (280, 2392014), (336, 1993345), (420, 1594676), (560, 1196007), (840, 797338), (1680, 398669)]