218960028

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 216

約数和(自身を含む): 697132800

約数和(自身を除く): 478172772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 47, 49, 57, 63, 76, 84, 94, 98, 114, 126, 133, 139, 141, 147, 171, 188, 196, 228, 252, 266, 278, 282, 294, 329, 342, 399, 417, 423, 441, 532, 556, 564, 588, 658, 684, 798, 834, 846, 882, 893, 931, 973, 987, 1197, 1251, 1316, 1596, 1668, 1692, 1764, 1786, 1862, 1946, 1974, 2303, 2394, 2502, 2641, 2679, 2793, 2919, 2961, 3572, 3724, 3892, 3948, 4606, 4788, 5004, 5282, 5358, 5586, 5838, 5922, 6251, 6533, 6811, 6909, 7923, 8037, 8379, 8757, 9212, 10564, 10716, 11172, 11676, 11844, 12502, 13066, 13622, 13818, 15846, 16074, 16758, 17514, 18487, 18753, 19599, 20433, 20727, 23769, 25004, 26132, 27244, 27636, 31692, 32148, 33516, 35028, 36974, 37506, 39198, 40866, 41454, 43757, 45731, 47538, 55461, 56259, 58797, 61299, 73948, 75012, 78396, 81732, 82908, 87514, 91462, 95076, 110922, 112518, 117594, 122598, 124127, 129409, 131271, 137193, 166383, 175028, 182924, 221844, 225036, 235188, 245196, 248254, 258818, 262542, 274386, 320117, 332766, 372381, 388227, 393813, 411579, 496508, 517636, 525084, 548772, 640234, 665532, 744762, 776454, 787626, 823158, 868889, 960351, 1117143, 1164681, 1280468, 1489524, 1552908, 1575252, 1646316, 1737778, 1920702, 2234286, 2329362, 2606667, 2881053, 3475556, 3841404, 4468572, 4658724, 5213334, 5762106, 6082223, 7820001, 10426668, 11524212, 12164446, 15640002, 18246669, 24328892, 31280004, 36493338, 54740007, 72986676, 109480014, 218960028]

約数ペア:

[(1, 218960028), (2, 109480014), (3, 72986676), (4, 54740007), (6, 36493338), (7, 31280004), (9, 24328892), (12, 18246669), (14, 15640002), (18, 12164446), (19, 11524212), (21, 10426668), (28, 7820001), (36, 6082223), (38, 5762106), (42, 5213334), (47, 4658724), (49, 4468572), (57, 3841404), (63, 3475556), (76, 2881053), (84, 2606667), (94, 2329362), (98, 2234286), (114, 1920702), (126, 1737778), (133, 1646316), (139, 1575252), (141, 1552908), (147, 1489524), (171, 1280468), (188, 1164681), (196, 1117143), (228, 960351), (252, 868889), (266, 823158), (278, 787626), (282, 776454), (294, 744762), (329, 665532), (342, 640234), (399, 548772), (417, 525084), (423, 517636), (441, 496508), (532, 411579), (556, 393813), (564, 388227), (588, 372381), (658, 332766), (684, 320117), (798, 274386), (834, 262542), (846, 258818), (882, 248254), (893, 245196), (931, 235188), (973, 225036), (987, 221844), (1197, 182924), (1251, 175028), (1316, 166383), (1596, 137193), (1668, 131271), (1692, 129409), (1764, 124127), (1786, 122598), (1862, 117594), (1946, 112518), (1974, 110922), (2303, 95076), (2394, 91462), (2502, 87514), (2641, 82908), (2679, 81732), (2793, 78396), (2919, 75012), (2961, 73948), (3572, 61299), (3724, 58797), (3892, 56259), (3948, 55461), (4606, 47538), (4788, 45731), (5004, 43757), (5282, 41454), (5358, 40866), (5586, 39198), (5838, 37506), (5922, 36974), (6251, 35028), (6533, 33516), (6811, 32148), (6909, 31692), (7923, 27636), (8037, 27244), (8379, 26132), (8757, 25004), (9212, 23769), (10564, 20727), (10716, 20433), (11172, 19599), (11676, 18753), (11844, 18487), (12502, 17514), (13066, 16758), (13622, 16074), (13818, 15846)]