128521968

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 346644480

約数和(自身を除く): 218122512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 127, 174, 232, 254, 348, 381, 464, 508, 696, 727, 762, 1016, 1392, 1454, 1524, 2032, 2181, 2908, 3048, 3683, 4362, 5816, 6096, 7366, 8724, 11049, 11632, 14732, 17448, 21083, 22098, 29464, 34896, 42166, 44196, 58928, 63249, 84332, 88392, 92329, 126498, 168664, 176784, 184658, 252996, 276987, 337328, 369316, 505992, 553974, 738632, 1011984, 1107948, 1477264, 2215896, 2677541, 4431792, 5355082, 8032623, 10710164, 16065246, 21420328, 32130492, 42840656, 64260984, 128521968]

約数ペア:

[(1, 128521968), (2, 64260984), (3, 42840656), (4, 32130492), (6, 21420328), (8, 16065246), (12, 10710164), (16, 8032623), (24, 5355082), (29, 4431792), (48, 2677541), (58, 2215896), (87, 1477264), (116, 1107948), (127, 1011984), (174, 738632), (232, 553974), (254, 505992), (348, 369316), (381, 337328), (464, 276987), (508, 252996), (696, 184658), (727, 176784), (762, 168664), (1016, 126498), (1392, 92329), (1454, 88392), (1524, 84332), (2032, 63249), (2181, 58928), (2908, 44196), (3048, 42166), (3683, 34896), (4362, 29464), (5816, 22098), (6096, 21083), (7366, 17448), (8724, 14732), (11049, 11632)]