20145720276

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{1321}}^1$

素因数の和:1748

約数の個数: 180

約数和(自身を含む): 58080602580

約数和(自身を除く): 37934882304

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 121, 132, 162, 198, 242, 297, 324, 363, 389, 396, 484, 594, 726, 778, 891, 1089, 1167, 1188, 1321, 1452, 1556, 1782, 2178, 2334, 2642, 3267, 3501, 3564, 3963, 4279, 4356, 4668, 5284, 6534, 7002, 7926, 8558, 9801, 10503, 11889, 12837, 13068, 14004, 14531, 15852, 17116, 19602, 21006, 23778, 25674, 29062, 31509, 35667, 38511, 39204, 42012, 43593, 47069, 47556, 51348, 58124, 63018, 71334, 77022, 87186, 94138, 107001, 115533, 126036, 130779, 141207, 142668, 154044, 159841, 174372, 188276, 214002, 231066, 261558, 282414, 319682, 346599, 392337, 423621, 428004, 462132, 479523, 513869, 523116, 564828, 639364, 693198, 784674, 847242, 959046, 1027738, 1177011, 1270863, 1386396, 1438569, 1541607, 1569348, 1694484, 1918092, 2055476, 2354022, 2541726, 2877138, 3083214, 3812589, 4315707, 4624821, 4708044, 5083452, 5652559, 5754276, 6166428, 7625178, 8631414, 9249642, 11305118, 12947121, 13874463, 15250356, 16957677, 17262828, 18499284, 22610236, 25894242, 27748926, 33915354, 41623389, 50873031, 51788484, 55497852, 62178149, 67830708, 83246778, 101746062, 124356298, 152619093, 166493556, 186534447, 203492124, 248712596, 305238186, 373068894, 457857279, 559603341, 610476372, 746137788, 915714558, 1119206682, 1678810023, 1831429116, 2238413364, 3357620046, 5036430069, 6715240092, 10072860138, 20145720276]

約数ペア:

[(1, 20145720276), (2, 10072860138), (3, 6715240092), (4, 5036430069), (6, 3357620046), (9, 2238413364), (11, 1831429116), (12, 1678810023), (18, 1119206682), (22, 915714558), (27, 746137788), (33, 610476372), (36, 559603341), (44, 457857279), (54, 373068894), (66, 305238186), (81, 248712596), (99, 203492124), (108, 186534447), (121, 166493556), (132, 152619093), (162, 124356298), (198, 101746062), (242, 83246778), (297, 67830708), (324, 62178149), (363, 55497852), (389, 51788484), (396, 50873031), (484, 41623389), (594, 33915354), (726, 27748926), (778, 25894242), (891, 22610236), (1089, 18499284), (1167, 17262828), (1188, 16957677), (1321, 15250356), (1452, 13874463), (1556, 12947121), (1782, 11305118), (2178, 9249642), (2334, 8631414), (2642, 7625178), (3267, 6166428), (3501, 5754276), (3564, 5652559), (3963, 5083452), (4279, 4708044), (4356, 4624821), (4668, 4315707), (5284, 3812589), (6534, 3083214), (7002, 2877138), (7926, 2541726), (8558, 2354022), (9801, 2055476), (10503, 1918092), (11889, 1694484), (12837, 1569348), (13068, 1541607), (14004, 1438569), (14531, 1386396), (15852, 1270863), (17116, 1177011), (19602, 1027738), (21006, 959046), (23778, 847242), (25674, 784674), (29062, 693198), (31509, 639364), (35667, 564828), (38511, 523116), (39204, 513869), (42012, 479523), (43593, 462132), (47069, 428004), (47556, 423621), (51348, 392337), (58124, 346599), (63018, 319682), (71334, 282414), (77022, 261558), (87186, 231066), (94138, 214002), (107001, 188276), (115533, 174372), (126036, 159841), (130779, 154044), (141207, 142668)]