30296980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^2$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 76664448

約数和(自身を除く): 46367468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 97, 115, 140, 161, 194, 230, 322, 388, 460, 485, 644, 679, 805, 970, 1358, 1610, 1940, 2231, 2716, 3220, 3395, 4462, 6790, 8924, 9409, 11155, 13580, 15617, 18818, 22310, 31234, 37636, 44620, 47045, 62468, 65863, 78085, 94090, 131726, 156170, 188180, 216407, 263452, 312340, 329315, 432814, 658630, 865628, 1082035, 1317260, 1514849, 2164070, 3029698, 4328140, 6059396, 7574245, 15148490, 30296980]

約数ペア:

[(1, 30296980), (2, 15148490), (4, 7574245), (5, 6059396), (7, 4328140), (10, 3029698), (14, 2164070), (20, 1514849), (23, 1317260), (28, 1082035), (35, 865628), (46, 658630), (70, 432814), (92, 329315), (97, 312340), (115, 263452), (140, 216407), (161, 188180), (194, 156170), (230, 131726), (322, 94090), (388, 78085), (460, 65863), (485, 62468), (644, 47045), (679, 44620), (805, 37636), (970, 31234), (1358, 22310), (1610, 18818), (1940, 15617), (2231, 13580), (2716, 11155), (3220, 9409), (3395, 8924), (4462, 6790)]