128972608

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:432

約数の個数: 84

約数和(自身を含む): 286959040

約数和(自身を除く): 157986432

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 289, 304, 323, 367, 544, 578, 608, 646, 734, 1088, 1156, 1216, 1292, 1468, 2312, 2584, 2936, 4624, 5168, 5491, 5872, 6239, 6973, 9248, 10336, 10982, 11744, 12478, 13946, 18496, 20672, 21964, 23488, 24956, 27892, 43928, 49912, 55784, 87856, 99824, 106063, 111568, 118541, 175712, 199648, 212126, 223136, 237082, 351424, 399296, 424252, 446272, 474164, 848504, 948328, 1697008, 1896656, 2015197, 3394016, 3793312, 4030394, 6788032, 7586624, 8060788, 16121576, 32243152, 64486304, 128972608]

約数ペア:

[(1, 128972608), (2, 64486304), (4, 32243152), (8, 16121576), (16, 8060788), (17, 7586624), (19, 6788032), (32, 4030394), (34, 3793312), (38, 3394016), (64, 2015197), (68, 1896656), (76, 1697008), (136, 948328), (152, 848504), (272, 474164), (289, 446272), (304, 424252), (323, 399296), (367, 351424), (544, 237082), (578, 223136), (608, 212126), (646, 199648), (734, 175712), (1088, 118541), (1156, 111568), (1216, 106063), (1292, 99824), (1468, 87856), (2312, 55784), (2584, 49912), (2936, 43928), (4624, 27892), (5168, 24956), (5491, 23488), (5872, 21964), (6239, 20672), (6973, 18496), (9248, 13946), (10336, 12478), (10982, 11744)]