215440368

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31387}}^1$

素因数の和:31422

約数の個数: 80

約数和(自身を含む): 653874816

約数和(自身を除く): 438434448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3432, 6864, 31387, 62774, 94161, 125548, 188322, 251096, 345257, 376644, 408031, 502192, 690514, 753288, 816062, 1035771, 1224093, 1381028, 1506576, 1632124, 2071542, 2448186, 2762056, 3264248, 4143084, 4488341, 4896372, 5524112, 6528496, 8286168, 8976682, 9792744, 13465023, 16572336, 17953364, 19585488, 26930046, 35906728, 53860092, 71813456, 107720184, 215440368]

約数ペア:

[(1, 215440368), (2, 107720184), (3, 71813456), (4, 53860092), (6, 35906728), (8, 26930046), (11, 19585488), (12, 17953364), (13, 16572336), (16, 13465023), (22, 9792744), (24, 8976682), (26, 8286168), (33, 6528496), (39, 5524112), (44, 4896372), (48, 4488341), (52, 4143084), (66, 3264248), (78, 2762056), (88, 2448186), (104, 2071542), (132, 1632124), (143, 1506576), (156, 1381028), (176, 1224093), (208, 1035771), (264, 816062), (286, 753288), (312, 690514), (429, 502192), (528, 408031), (572, 376644), (624, 345257), (858, 251096), (1144, 188322), (1716, 125548), (2288, 94161), (3432, 62774), (6864, 31387)]