28178804556

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43291}}^1$

素因数の和:43362

約数の個数: 180

約数和(自身を含む): 87783967656

約数和(自身を除く): 59605163100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 49, 54, 63, 81, 82, 84, 98, 108, 123, 126, 147, 162, 164, 189, 196, 246, 252, 287, 294, 324, 369, 378, 441, 492, 567, 574, 588, 738, 756, 861, 882, 1107, 1134, 1148, 1323, 1476, 1722, 1764, 2009, 2214, 2268, 2583, 2646, 3321, 3444, 3969, 4018, 4428, 5166, 5292, 6027, 6642, 7749, 7938, 8036, 10332, 12054, 13284, 15498, 15876, 18081, 23247, 24108, 30996, 36162, 43291, 46494, 54243, 72324, 86582, 92988, 108486, 129873, 162729, 173164, 216972, 259746, 303037, 325458, 389619, 519492, 606074, 650916, 779238, 909111, 1168857, 1212148, 1558476, 1774931, 1818222, 2121259, 2337714, 2727333, 3506571, 3549862, 3636444, 4242518, 4675428, 5324793, 5454666, 6363777, 7013142, 7099724, 8181999, 8485036, 10649586, 10909332, 12424517, 12727554, 14026284, 15974379, 16363998, 19091331, 21299172, 24545997, 24849034, 25455108, 31948758, 32727996, 37273551, 38182662, 47923137, 49091994, 49698068, 57273993, 63897516, 74547102, 76365324, 86971619, 95846274, 98183988, 111820653, 114547986, 143769411, 149094204, 171821979, 173943238, 191692548, 223641306, 229095972, 260914857, 287538822, 335461959, 343643958, 347886476, 447282612, 521829714, 575077644, 670923918, 687287916, 782744571, 1006385877, 1043659428, 1341847836, 1565489142, 2012771754, 2348233713, 3130978284, 4025543508, 4696467426, 7044701139, 9392934852, 14089402278, 28178804556]

約数ペア:

[(1, 28178804556), (2, 14089402278), (3, 9392934852), (4, 7044701139), (6, 4696467426), (7, 4025543508), (9, 3130978284), (12, 2348233713), (14, 2012771754), (18, 1565489142), (21, 1341847836), (27, 1043659428), (28, 1006385877), (36, 782744571), (41, 687287916), (42, 670923918), (49, 575077644), (54, 521829714), (63, 447282612), (81, 347886476), (82, 343643958), (84, 335461959), (98, 287538822), (108, 260914857), (123, 229095972), (126, 223641306), (147, 191692548), (162, 173943238), (164, 171821979), (189, 149094204), (196, 143769411), (246, 114547986), (252, 111820653), (287, 98183988), (294, 95846274), (324, 86971619), (369, 76365324), (378, 74547102), (441, 63897516), (492, 57273993), (567, 49698068), (574, 49091994), (588, 47923137), (738, 38182662), (756, 37273551), (861, 32727996), (882, 31948758), (1107, 25455108), (1134, 24849034), (1148, 24545997), (1323, 21299172), (1476, 19091331), (1722, 16363998), (1764, 15974379), (2009, 14026284), (2214, 12727554), (2268, 12424517), (2583, 10909332), (2646, 10649586), (3321, 8485036), (3444, 8181999), (3969, 7099724), (4018, 7013142), (4428, 6363777), (5166, 5454666), (5292, 5324793), (6027, 4675428), (6642, 4242518), (7749, 3636444), (7938, 3549862), (8036, 3506571), (10332, 2727333), (12054, 2337714), (13284, 2121259), (15498, 1818222), (15876, 1774931), (18081, 1558476), (23247, 1212148), (24108, 1168857), (30996, 909111), (36162, 779238), (43291, 650916), (46494, 606074), (54243, 519492), (72324, 389619), (86582, 325458), (92988, 303037), (108486, 259746), (129873, 216972), (162729, 173164)]