1281535164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12619}}^1$

素因数の和:12680

約数の個数: 144

約数和(自身を含む): 4115937280

約数和(自身を除く): 2834402116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 217, 234, 252, 273, 279, 364, 372, 403, 434, 468, 546, 558, 651, 806, 819, 868, 1092, 1116, 1209, 1302, 1612, 1638, 1953, 2418, 2604, 2821, 3276, 3627, 3906, 4836, 5642, 7254, 7812, 8463, 11284, 12619, 14508, 16926, 25238, 25389, 33852, 37857, 50476, 50778, 75714, 88333, 101556, 113571, 151428, 164047, 176666, 227142, 264999, 328094, 353332, 391189, 454284, 492141, 529998, 656188, 782378, 794997, 984282, 1059996, 1148329, 1173567, 1476423, 1564756, 1589994, 1968564, 2296658, 2347134, 2738323, 2952846, 3179988, 3444987, 3520701, 4593316, 4694268, 5085457, 5476646, 5905692, 6889974, 7041402, 8214969, 10170914, 10334961, 10953292, 13779948, 14082804, 15256371, 16429938, 20341828, 20669922, 24644907, 30512742, 32859876, 35598199, 41339844, 45769113, 49289814, 61025484, 71196398, 91538226, 98579628, 106794597, 142392796, 183076452, 213589194, 320383791, 427178388, 640767582, 1281535164]

約数ペア:

[(1, 1281535164), (2, 640767582), (3, 427178388), (4, 320383791), (6, 213589194), (7, 183076452), (9, 142392796), (12, 106794597), (13, 98579628), (14, 91538226), (18, 71196398), (21, 61025484), (26, 49289814), (28, 45769113), (31, 41339844), (36, 35598199), (39, 32859876), (42, 30512742), (52, 24644907), (62, 20669922), (63, 20341828), (78, 16429938), (84, 15256371), (91, 14082804), (93, 13779948), (117, 10953292), (124, 10334961), (126, 10170914), (156, 8214969), (182, 7041402), (186, 6889974), (217, 5905692), (234, 5476646), (252, 5085457), (273, 4694268), (279, 4593316), (364, 3520701), (372, 3444987), (403, 3179988), (434, 2952846), (468, 2738323), (546, 2347134), (558, 2296658), (651, 1968564), (806, 1589994), (819, 1564756), (868, 1476423), (1092, 1173567), (1116, 1148329), (1209, 1059996), (1302, 984282), (1612, 794997), (1638, 782378), (1953, 656188), (2418, 529998), (2604, 492141), (2821, 454284), (3276, 391189), (3627, 353332), (3906, 328094), (4836, 264999), (5642, 227142), (7254, 176666), (7812, 164047), (8463, 151428), (11284, 113571), (12619, 101556), (14508, 88333), (16926, 75714), (25238, 50778), (25389, 50476), (33852, 37857)]