128997972

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 364068432

約数和(自身を除く): 235070460

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 53, 68, 82, 97, 102, 106, 123, 153, 159, 164, 194, 204, 212, 246, 291, 306, 318, 369, 388, 477, 492, 582, 612, 636, 697, 738, 873, 901, 954, 1164, 1394, 1476, 1649, 1746, 1802, 1908, 2091, 2173, 2703, 2788, 3298, 3492, 3604, 3977, 4182, 4346, 4947, 5141, 5406, 6273, 6519, 6596, 7954, 8109, 8364, 8692, 9894, 10282, 10812, 11931, 12546, 13038, 14841, 15423, 15908, 16218, 19557, 19788, 20564, 23862, 25092, 26076, 29682, 30846, 32436, 35793, 36941, 39114, 46269, 47724, 59364, 61692, 67609, 71586, 73882, 78228, 87397, 92538, 110823, 135218, 143172, 147764, 174794, 185076, 202827, 210781, 221646, 262191, 270436, 332469, 349588, 405654, 421562, 443292, 524382, 608481, 632343, 664938, 786573, 811308, 843124, 1048764, 1216962, 1264686, 1329876, 1573146, 1897029, 2433924, 2529372, 3146292, 3583277, 3794058, 7166554, 7588116, 10749831, 14333108, 21499662, 32249493, 42999324, 64498986, 128997972]

約数ペア:

[(1, 128997972), (2, 64498986), (3, 42999324), (4, 32249493), (6, 21499662), (9, 14333108), (12, 10749831), (17, 7588116), (18, 7166554), (34, 3794058), (36, 3583277), (41, 3146292), (51, 2529372), (53, 2433924), (68, 1897029), (82, 1573146), (97, 1329876), (102, 1264686), (106, 1216962), (123, 1048764), (153, 843124), (159, 811308), (164, 786573), (194, 664938), (204, 632343), (212, 608481), (246, 524382), (291, 443292), (306, 421562), (318, 405654), (369, 349588), (388, 332469), (477, 270436), (492, 262191), (582, 221646), (612, 210781), (636, 202827), (697, 185076), (738, 174794), (873, 147764), (901, 143172), (954, 135218), (1164, 110823), (1394, 92538), (1476, 87397), (1649, 78228), (1746, 73882), (1802, 71586), (1908, 67609), (2091, 61692), (2173, 59364), (2703, 47724), (2788, 46269), (3298, 39114), (3492, 36941), (3604, 35793), (3977, 32436), (4182, 30846), (4346, 29682), (4947, 26076), (5141, 25092), (5406, 23862), (6273, 20564), (6519, 19788), (6596, 19557), (7954, 16218), (8109, 15908), (8364, 15423), (8692, 14841), (9894, 13038), (10282, 12546), (10812, 11931)]