311982372

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 894653760

約数和(自身を除く): 582671388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 43, 52, 74, 78, 86, 111, 117, 129, 148, 156, 172, 222, 234, 258, 333, 387, 419, 444, 468, 481, 516, 559, 666, 774, 838, 962, 1118, 1257, 1332, 1443, 1548, 1591, 1676, 1677, 1924, 2236, 2514, 2886, 3182, 3354, 3771, 4329, 4773, 5028, 5031, 5447, 5772, 6364, 6708, 7542, 8658, 9546, 10062, 10894, 14319, 15084, 15503, 16341, 17316, 18017, 19092, 20124, 20683, 21788, 28638, 31006, 32682, 36034, 41366, 46509, 49023, 54051, 57276, 62012, 62049, 65364, 72068, 82732, 93018, 98046, 108102, 124098, 139527, 162153, 186036, 186147, 196092, 201539, 216204, 234221, 248196, 279054, 324306, 372294, 403078, 468442, 558108, 604617, 648612, 666629, 702663, 744588, 806156, 936884, 1209234, 1333258, 1405326, 1813851, 1999887, 2107989, 2418468, 2666516, 2810652, 3627702, 3999774, 4215978, 5999661, 7255404, 7999548, 8431956, 8666177, 11999322, 17332354, 23998644, 25998531, 34664708, 51997062, 77995593, 103994124, 155991186, 311982372]

約数ペア:

[(1, 311982372), (2, 155991186), (3, 103994124), (4, 77995593), (6, 51997062), (9, 34664708), (12, 25998531), (13, 23998644), (18, 17332354), (26, 11999322), (36, 8666177), (37, 8431956), (39, 7999548), (43, 7255404), (52, 5999661), (74, 4215978), (78, 3999774), (86, 3627702), (111, 2810652), (117, 2666516), (129, 2418468), (148, 2107989), (156, 1999887), (172, 1813851), (222, 1405326), (234, 1333258), (258, 1209234), (333, 936884), (387, 806156), (419, 744588), (444, 702663), (468, 666629), (481, 648612), (516, 604617), (559, 558108), (666, 468442), (774, 403078), (838, 372294), (962, 324306), (1118, 279054), (1257, 248196), (1332, 234221), (1443, 216204), (1548, 201539), (1591, 196092), (1676, 186147), (1677, 186036), (1924, 162153), (2236, 139527), (2514, 124098), (2886, 108102), (3182, 98046), (3354, 93018), (3771, 82732), (4329, 72068), (4773, 65364), (5028, 62049), (5031, 62012), (5447, 57276), (5772, 54051), (6364, 49023), (6708, 46509), (7542, 41366), (8658, 36034), (9546, 32682), (10062, 31006), (10894, 28638), (14319, 21788), (15084, 20683), (15503, 20124), (16341, 19092), (17316, 18017)]