51020172

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 144

約数和(自身を含む): 159344640

約数和(自身を除く): 108324468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 311, 372, 378, 434, 441, 558, 588, 622, 651, 756, 837, 868, 882, 933, 1116, 1244, 1302, 1323, 1519, 1674, 1764, 1866, 1953, 2177, 2604, 2646, 2799, 3038, 3348, 3732, 3906, 4354, 4557, 5292, 5598, 5859, 6076, 6531, 7812, 8397, 8708, 9114, 9641, 11196, 11718, 13062, 13671, 15239, 16794, 18228, 19282, 19593, 23436, 26124, 27342, 28923, 30478, 33588, 38564, 39186, 41013, 45717, 54684, 57846, 58779, 60956, 67487, 78372, 82026, 86769, 91434, 115692, 117558, 134974, 137151, 164052, 173538, 182868, 202461, 235116, 260307, 269948, 274302, 347076, 404922, 411453, 472409, 520614, 548604, 607383, 809844, 822906, 944818, 1041228, 1214766, 1417227, 1645812, 1822149, 1889636, 2429532, 2834454, 3644298, 4251681, 5668908, 7288596, 8503362, 12755043, 17006724, 25510086, 51020172]

約数ペア:

[(1, 51020172), (2, 25510086), (3, 17006724), (4, 12755043), (6, 8503362), (7, 7288596), (9, 5668908), (12, 4251681), (14, 3644298), (18, 2834454), (21, 2429532), (27, 1889636), (28, 1822149), (31, 1645812), (36, 1417227), (42, 1214766), (49, 1041228), (54, 944818), (62, 822906), (63, 809844), (84, 607383), (93, 548604), (98, 520614), (108, 472409), (124, 411453), (126, 404922), (147, 347076), (186, 274302), (189, 269948), (196, 260307), (217, 235116), (252, 202461), (279, 182868), (294, 173538), (311, 164052), (372, 137151), (378, 134974), (434, 117558), (441, 115692), (558, 91434), (588, 86769), (622, 82026), (651, 78372), (756, 67487), (837, 60956), (868, 58779), (882, 57846), (933, 54684), (1116, 45717), (1244, 41013), (1302, 39186), (1323, 38564), (1519, 33588), (1674, 30478), (1764, 28923), (1866, 27342), (1953, 26124), (2177, 23436), (2604, 19593), (2646, 19282), (2799, 18228), (3038, 16794), (3348, 15239), (3732, 13671), (3906, 13062), (4354, 11718), (4557, 11196), (5292, 9641), (5598, 9114), (5859, 8708), (6076, 8397), (6531, 7812)]