320112711760

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2707}}^1\times {\mathrm{4663}}^1$

素因数の和:7700

約数の個数: 80

約数和(自身を含む): 747045864576

約数和(自身を除く): 426933152816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 2707, 3170, 4663, 5072, 5414, 6340, 9326, 10828, 12680, 13535, 18652, 21656, 23315, 25360, 27070, 37304, 43312, 46630, 54140, 74608, 93260, 108280, 186520, 216560, 373040, 858119, 1478171, 1716238, 2956342, 3432476, 4290595, 5912684, 6864952, 7390855, 8581190, 11825368, 12622741, 13729904, 14781710, 17162380, 23650736, 25245482, 29563420, 34324760, 50490964, 59126840, 63113705, 68649520, 100981928, 118253680, 126227410, 201963856, 252454820, 504909640, 1009819280, 4001408897, 8002817794, 16005635588, 20007044485, 32011271176, 40014088970, 64022542352, 80028177940, 160056355880, 320112711760]

約数ペア:

[(1, 320112711760), (2, 160056355880), (4, 80028177940), (5, 64022542352), (8, 40014088970), (10, 32011271176), (16, 20007044485), (20, 16005635588), (40, 8002817794), (80, 4001408897), (317, 1009819280), (634, 504909640), (1268, 252454820), (1585, 201963856), (2536, 126227410), (2707, 118253680), (3170, 100981928), (4663, 68649520), (5072, 63113705), (5414, 59126840), (6340, 50490964), (9326, 34324760), (10828, 29563420), (12680, 25245482), (13535, 23650736), (18652, 17162380), (21656, 14781710), (23315, 13729904), (25360, 12622741), (27070, 11825368), (37304, 8581190), (43312, 7390855), (46630, 6864952), (54140, 5912684), (74608, 4290595), (93260, 3432476), (108280, 2956342), (186520, 1716238), (216560, 1478171), (373040, 858119)]