1389595920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{15277}}^1$

素因数の和:15672

約数の個数: 80

約数和(自身を含む): 4319396160

約数和(自身を除く): 2929800240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 758, 1137, 1516, 1895, 2274, 3032, 3790, 4548, 5685, 6064, 7580, 9096, 11370, 15160, 15277, 18192, 22740, 30320, 30554, 45480, 45831, 61108, 76385, 90960, 91662, 122216, 152770, 183324, 229155, 244432, 305540, 366648, 458310, 611080, 733296, 916620, 1222160, 1833240, 3666480, 5789983, 11579966, 17369949, 23159932, 28949915, 34739898, 46319864, 57899830, 69479796, 86849745, 92639728, 115799660, 138959592, 173699490, 231599320, 277919184, 347398980, 463198640, 694797960, 1389595920]

約数ペア:

[(1, 1389595920), (2, 694797960), (3, 463198640), (4, 347398980), (5, 277919184), (6, 231599320), (8, 173699490), (10, 138959592), (12, 115799660), (15, 92639728), (16, 86849745), (20, 69479796), (24, 57899830), (30, 46319864), (40, 34739898), (48, 28949915), (60, 23159932), (80, 17369949), (120, 11579966), (240, 5789983), (379, 3666480), (758, 1833240), (1137, 1222160), (1516, 916620), (1895, 733296), (2274, 611080), (3032, 458310), (3790, 366648), (4548, 305540), (5685, 244432), (6064, 229155), (7580, 183324), (9096, 152770), (11370, 122216), (15160, 91662), (15277, 90960), (18192, 76385), (22740, 61108), (30320, 45831), (30554, 45480)]