216534416

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 500265600

約数和(自身を除く): 283731184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 163, 203, 232, 326, 406, 409, 464, 652, 812, 818, 1141, 1304, 1624, 1636, 2282, 2608, 2863, 3248, 3272, 4564, 4727, 5726, 6544, 9128, 9454, 11452, 11861, 18256, 18908, 22904, 23722, 33089, 37816, 45808, 47444, 66178, 66667, 75632, 83027, 94888, 132356, 133334, 166054, 189776, 264712, 266668, 332108, 466669, 529424, 533336, 664216, 933338, 1066672, 1328432, 1866676, 1933343, 3733352, 3866686, 7466704, 7733372, 13533401, 15466744, 27066802, 30933488, 54133604, 108267208, 216534416]

約数ペア:

[(1, 216534416), (2, 108267208), (4, 54133604), (7, 30933488), (8, 27066802), (14, 15466744), (16, 13533401), (28, 7733372), (29, 7466704), (56, 3866686), (58, 3733352), (112, 1933343), (116, 1866676), (163, 1328432), (203, 1066672), (232, 933338), (326, 664216), (406, 533336), (409, 529424), (464, 466669), (652, 332108), (812, 266668), (818, 264712), (1141, 189776), (1304, 166054), (1624, 133334), (1636, 132356), (2282, 94888), (2608, 83027), (2863, 75632), (3248, 66667), (3272, 66178), (4564, 47444), (4727, 45808), (5726, 37816), (6544, 33089), (9128, 23722), (9454, 22904), (11452, 18908), (11861, 18256)]