67921728

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 112

約数和(自身を含む): 207897984

約数和(自身を除く): 139976256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 97, 112, 168, 192, 194, 224, 291, 336, 388, 448, 521, 582, 672, 679, 776, 1042, 1164, 1344, 1358, 1552, 1563, 2037, 2084, 2328, 2716, 3104, 3126, 3647, 4074, 4168, 4656, 5432, 6208, 6252, 7294, 8148, 8336, 9312, 10864, 10941, 12504, 14588, 16296, 16672, 18624, 21728, 21882, 25008, 29176, 32592, 33344, 43456, 43764, 50016, 50537, 58352, 65184, 87528, 100032, 101074, 116704, 130368, 151611, 175056, 202148, 233408, 303222, 350112, 353759, 404296, 606444, 700224, 707518, 808592, 1061277, 1212888, 1415036, 1617184, 2122554, 2425776, 2830072, 3234368, 4245108, 4851552, 5660144, 8490216, 9703104, 11320288, 16980432, 22640576, 33960864, 67921728]

約数ペア:

[(1, 67921728), (2, 33960864), (3, 22640576), (4, 16980432), (6, 11320288), (7, 9703104), (8, 8490216), (12, 5660144), (14, 4851552), (16, 4245108), (21, 3234368), (24, 2830072), (28, 2425776), (32, 2122554), (42, 1617184), (48, 1415036), (56, 1212888), (64, 1061277), (84, 808592), (96, 707518), (97, 700224), (112, 606444), (168, 404296), (192, 353759), (194, 350112), (224, 303222), (291, 233408), (336, 202148), (388, 175056), (448, 151611), (521, 130368), (582, 116704), (672, 101074), (679, 100032), (776, 87528), (1042, 65184), (1164, 58352), (1344, 50537), (1358, 50016), (1552, 43764), (1563, 43456), (2037, 33344), (2084, 32592), (2328, 29176), (2716, 25008), (3104, 21882), (3126, 21728), (3647, 18624), (4074, 16672), (4168, 16296), (4656, 14588), (5432, 12504), (6208, 10941), (6252, 10864), (7294, 9312), (8148, 8336)]