148392140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1099

約数の個数: 72

約数和(自身を含む): 345624048

約数和(自身を除く): 197231908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 338, 430, 559, 676, 845, 860, 1021, 1118, 1690, 2042, 2236, 2795, 3380, 4084, 5105, 5590, 7267, 10210, 11180, 13273, 14534, 20420, 26546, 29068, 36335, 43903, 53092, 66365, 72670, 87806, 132730, 145340, 172549, 175612, 219515, 265460, 345098, 439030, 570739, 690196, 862745, 878060, 1141478, 1725490, 2282956, 2853695, 3450980, 5707390, 7419607, 11414780, 14839214, 29678428, 37098035, 74196070, 148392140]

約数ペア:

[(1, 148392140), (2, 74196070), (4, 37098035), (5, 29678428), (10, 14839214), (13, 11414780), (20, 7419607), (26, 5707390), (43, 3450980), (52, 2853695), (65, 2282956), (86, 1725490), (130, 1141478), (169, 878060), (172, 862745), (215, 690196), (260, 570739), (338, 439030), (430, 345098), (559, 265460), (676, 219515), (845, 175612), (860, 172549), (1021, 145340), (1118, 132730), (1690, 87806), (2042, 72670), (2236, 66365), (2795, 53092), (3380, 43903), (4084, 36335), (5105, 29068), (5590, 26546), (7267, 20420), (10210, 14534), (11180, 13273)]