256519872

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{7069}}^1$

素因数の和:7100

約数の個数: 140

約数和(自身を含む): 869157520

約数和(自身を除く): 612637648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 648, 672, 756, 864, 1008, 1134, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 3024, 4032, 4536, 5184, 6048, 7069, 9072, 12096, 14138, 18144, 21207, 28276, 36288, 42414, 49483, 56552, 63621, 84828, 98966, 113104, 127242, 148449, 169656, 190863, 197932, 226208, 254484, 296898, 339312, 381726, 395864, 445347, 452416, 508968, 572589, 593796, 678624, 763452, 791728, 890694, 1017936, 1145178, 1187592, 1336041, 1357248, 1526904, 1583456, 1781388, 2035872, 2290356, 2375184, 2672082, 3053808, 3166912, 3562776, 4008123, 4071744, 4580712, 4750368, 5344164, 6107616, 7125552, 8016246, 9161424, 9500736, 10688328, 12215232, 14251104, 16032492, 18322848, 21376656, 28502208, 32064984, 36645696, 42753312, 64129968, 85506624, 128259936, 256519872]

約数ペア:

[(1, 256519872), (2, 128259936), (3, 85506624), (4, 64129968), (6, 42753312), (7, 36645696), (8, 32064984), (9, 28502208), (12, 21376656), (14, 18322848), (16, 16032492), (18, 14251104), (21, 12215232), (24, 10688328), (27, 9500736), (28, 9161424), (32, 8016246), (36, 7125552), (42, 6107616), (48, 5344164), (54, 4750368), (56, 4580712), (63, 4071744), (64, 4008123), (72, 3562776), (81, 3166912), (84, 3053808), (96, 2672082), (108, 2375184), (112, 2290356), (126, 2035872), (144, 1781388), (162, 1583456), (168, 1526904), (189, 1357248), (192, 1336041), (216, 1187592), (224, 1145178), (252, 1017936), (288, 890694), (324, 791728), (336, 763452), (378, 678624), (432, 593796), (448, 572589), (504, 508968), (567, 452416), (576, 445347), (648, 395864), (672, 381726), (756, 339312), (864, 296898), (1008, 254484), (1134, 226208), (1296, 197932), (1344, 190863), (1512, 169656), (1728, 148449), (2016, 127242), (2268, 113104), (2592, 98966), (3024, 84828), (4032, 63621), (4536, 56552), (5184, 49483), (6048, 42414), (7069, 36288), (9072, 28276), (12096, 21207), (14138, 18144)]