289499770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{5309}}^1$

素因数の和:5383

約数の個数: 64

約数和(自身を含む): 642297600

約数和(自身を除く): 352797830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 82, 95, 133, 190, 205, 266, 287, 410, 574, 665, 779, 1330, 1435, 1558, 2870, 3895, 5309, 5453, 7790, 10618, 10906, 26545, 27265, 37163, 53090, 54530, 74326, 100871, 185815, 201742, 217669, 371630, 435338, 504355, 706097, 1008710, 1088345, 1412194, 1523683, 2176690, 3047366, 3530485, 4135711, 7060970, 7618415, 8271422, 15236830, 20678555, 28949977, 41357110, 57899954, 144749885, 289499770]

約数ペア:

[(1, 289499770), (2, 144749885), (5, 57899954), (7, 41357110), (10, 28949977), (14, 20678555), (19, 15236830), (35, 8271422), (38, 7618415), (41, 7060970), (70, 4135711), (82, 3530485), (95, 3047366), (133, 2176690), (190, 1523683), (205, 1412194), (266, 1088345), (287, 1008710), (410, 706097), (574, 504355), (665, 435338), (779, 371630), (1330, 217669), (1435, 201742), (1558, 185815), (2870, 100871), (3895, 74326), (5309, 54530), (5453, 53090), (7790, 37163), (10618, 27265), (10906, 26545)]