30502780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 82736640

約数和(自身を除く): 52233860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 203, 220, 290, 308, 319, 385, 406, 580, 638, 683, 770, 812, 1015, 1276, 1366, 1540, 1595, 2030, 2233, 2732, 3190, 3415, 4060, 4466, 4781, 6380, 6830, 7513, 8932, 9562, 11165, 13660, 15026, 19124, 19807, 22330, 23905, 30052, 37565, 39614, 44660, 47810, 52591, 75130, 79228, 95620, 99035, 105182, 138649, 150260, 198070, 210364, 217877, 262955, 277298, 396140, 435754, 525910, 554596, 693245, 871508, 1051820, 1089385, 1386490, 1525139, 2178770, 2772980, 3050278, 4357540, 6100556, 7625695, 15251390, 30502780]

約数ペア:

[(1, 30502780), (2, 15251390), (4, 7625695), (5, 6100556), (7, 4357540), (10, 3050278), (11, 2772980), (14, 2178770), (20, 1525139), (22, 1386490), (28, 1089385), (29, 1051820), (35, 871508), (44, 693245), (55, 554596), (58, 525910), (70, 435754), (77, 396140), (110, 277298), (116, 262955), (140, 217877), (145, 210364), (154, 198070), (203, 150260), (220, 138649), (290, 105182), (308, 99035), (319, 95620), (385, 79228), (406, 75130), (580, 52591), (638, 47810), (683, 44660), (770, 39614), (812, 37565), (1015, 30052), (1276, 23905), (1366, 22330), (1540, 19807), (1595, 19124), (2030, 15026), (2233, 13660), (2732, 11165), (3190, 9562), (3415, 8932), (4060, 7513), (4466, 6830), (4781, 6380)]