128865296

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 314667360

約数和(自身を除く): 185802064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 49, 56, 76, 82, 98, 112, 133, 152, 164, 196, 211, 266, 287, 304, 328, 392, 422, 532, 574, 656, 779, 784, 844, 931, 1064, 1148, 1477, 1558, 1688, 1862, 2009, 2128, 2296, 2954, 3116, 3376, 3724, 4009, 4018, 4592, 5453, 5908, 6232, 7448, 8018, 8036, 8651, 10339, 10906, 11816, 12464, 14896, 16036, 16072, 17302, 20678, 21812, 23632, 28063, 32072, 32144, 34604, 38171, 41356, 43624, 56126, 60557, 64144, 69208, 76342, 82712, 87248, 112252, 121114, 138416, 152684, 164369, 165424, 196441, 224504, 242228, 305368, 328738, 392882, 423899, 449008, 484456, 610736, 657476, 785764, 847798, 968912, 1150583, 1314952, 1571528, 1695596, 2301166, 2629904, 3143056, 3391192, 4602332, 6782384, 8054081, 9204664, 16108162, 18409328, 32216324, 64432648, 128865296]

約数ペア:

[(1, 128865296), (2, 64432648), (4, 32216324), (7, 18409328), (8, 16108162), (14, 9204664), (16, 8054081), (19, 6782384), (28, 4602332), (38, 3391192), (41, 3143056), (49, 2629904), (56, 2301166), (76, 1695596), (82, 1571528), (98, 1314952), (112, 1150583), (133, 968912), (152, 847798), (164, 785764), (196, 657476), (211, 610736), (266, 484456), (287, 449008), (304, 423899), (328, 392882), (392, 328738), (422, 305368), (532, 242228), (574, 224504), (656, 196441), (779, 165424), (784, 164369), (844, 152684), (931, 138416), (1064, 121114), (1148, 112252), (1477, 87248), (1558, 82712), (1688, 76342), (1862, 69208), (2009, 64144), (2128, 60557), (2296, 56126), (2954, 43624), (3116, 41356), (3376, 38171), (3724, 34604), (4009, 32144), (4018, 32072), (4592, 28063), (5453, 23632), (5908, 21812), (6232, 20678), (7448, 17302), (8018, 16072), (8036, 16036), (8651, 14896), (10339, 12464), (10906, 11816)]