209250580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 192

約数和(自身を含む): 580608000

約数和(自身を除く): 371357420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 59, 70, 77, 94, 98, 110, 118, 140, 154, 188, 196, 220, 235, 236, 245, 295, 308, 329, 343, 385, 413, 470, 490, 517, 539, 590, 649, 658, 686, 770, 826, 940, 980, 1034, 1078, 1180, 1298, 1316, 1372, 1540, 1645, 1652, 1715, 2065, 2068, 2156, 2303, 2585, 2596, 2695, 2773, 2891, 3245, 3290, 3430, 3619, 3773, 4130, 4543, 4606, 5170, 5390, 5546, 5782, 6490, 6580, 6860, 7238, 7546, 8260, 9086, 9212, 10340, 10780, 11092, 11515, 11564, 12980, 13865, 14455, 14476, 15092, 16121, 18095, 18172, 18865, 19411, 20237, 22715, 23030, 25333, 27730, 28910, 30503, 31801, 32242, 36190, 37730, 38822, 40474, 45430, 46060, 50666, 55460, 57820, 61006, 63602, 64484, 72380, 75460, 77644, 80605, 80948, 90860, 97055, 101185, 101332, 122012, 126665, 127204, 135877, 152515, 159005, 161210, 177331, 194110, 202370, 213521, 222607, 253330, 271754, 305030, 318010, 322420, 354662, 388220, 404740, 427042, 445214, 506660, 543508, 610060, 636020, 679385, 709324, 854084, 886655, 890428, 951139, 1067605, 1113035, 1358770, 1494647, 1773310, 1902278, 2135210, 2226070, 2717540, 2989294, 3546620, 3804556, 4270420, 4452140, 4755695, 5978588, 7473235, 9511390, 10462529, 14946470, 19022780, 20925058, 29892940, 41850116, 52312645, 104625290, 209250580]

約数ペア:

[(1, 209250580), (2, 104625290), (4, 52312645), (5, 41850116), (7, 29892940), (10, 20925058), (11, 19022780), (14, 14946470), (20, 10462529), (22, 9511390), (28, 7473235), (35, 5978588), (44, 4755695), (47, 4452140), (49, 4270420), (55, 3804556), (59, 3546620), (70, 2989294), (77, 2717540), (94, 2226070), (98, 2135210), (110, 1902278), (118, 1773310), (140, 1494647), (154, 1358770), (188, 1113035), (196, 1067605), (220, 951139), (235, 890428), (236, 886655), (245, 854084), (295, 709324), (308, 679385), (329, 636020), (343, 610060), (385, 543508), (413, 506660), (470, 445214), (490, 427042), (517, 404740), (539, 388220), (590, 354662), (649, 322420), (658, 318010), (686, 305030), (770, 271754), (826, 253330), (940, 222607), (980, 213521), (1034, 202370), (1078, 194110), (1180, 177331), (1298, 161210), (1316, 159005), (1372, 152515), (1540, 135877), (1645, 127204), (1652, 126665), (1715, 122012), (2065, 101332), (2068, 101185), (2156, 97055), (2303, 90860), (2585, 80948), (2596, 80605), (2695, 77644), (2773, 75460), (2891, 72380), (3245, 64484), (3290, 63602), (3430, 61006), (3619, 57820), (3773, 55460), (4130, 50666), (4543, 46060), (4606, 45430), (5170, 40474), (5390, 38822), (5546, 37730), (5782, 36190), (6490, 32242), (6580, 31801), (6860, 30503), (7238, 28910), (7546, 27730), (8260, 25333), (9086, 23030), (9212, 22715), (10340, 20237), (10780, 19411), (11092, 18865), (11515, 18172), (11564, 18095), (12980, 16121), (13865, 15092), (14455, 14476)]