215178936

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 643891200

約数和(自身を除く): 428712264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 79, 84, 93, 124, 158, 168, 186, 217, 237, 248, 316, 372, 434, 474, 523, 553, 632, 651, 744, 868, 948, 1046, 1106, 1302, 1569, 1659, 1736, 1896, 2092, 2212, 2449, 2604, 3138, 3318, 3661, 4184, 4424, 4898, 5208, 6276, 6636, 7322, 7347, 9796, 10983, 12552, 13272, 14644, 14694, 16213, 17143, 19592, 21966, 29288, 29388, 32426, 34286, 41317, 43932, 48639, 51429, 58776, 64852, 68572, 82634, 87864, 97278, 102858, 113491, 123951, 129704, 137144, 165268, 194556, 205716, 226982, 247902, 289219, 330536, 340473, 389112, 411432, 453964, 495804, 578438, 680946, 867657, 907928, 991608, 1156876, 1280827, 1361892, 1735314, 2313752, 2561654, 2723784, 3470628, 3842481, 5123308, 6941256, 7684962, 8965789, 10246616, 15369924, 17931578, 26897367, 30739848, 35863156, 53794734, 71726312, 107589468, 215178936]

約数ペア:

[(1, 215178936), (2, 107589468), (3, 71726312), (4, 53794734), (6, 35863156), (7, 30739848), (8, 26897367), (12, 17931578), (14, 15369924), (21, 10246616), (24, 8965789), (28, 7684962), (31, 6941256), (42, 5123308), (56, 3842481), (62, 3470628), (79, 2723784), (84, 2561654), (93, 2313752), (124, 1735314), (158, 1361892), (168, 1280827), (186, 1156876), (217, 991608), (237, 907928), (248, 867657), (316, 680946), (372, 578438), (434, 495804), (474, 453964), (523, 411432), (553, 389112), (632, 340473), (651, 330536), (744, 289219), (868, 247902), (948, 226982), (1046, 205716), (1106, 194556), (1302, 165268), (1569, 137144), (1659, 129704), (1736, 123951), (1896, 113491), (2092, 102858), (2212, 97278), (2449, 87864), (2604, 82634), (3138, 68572), (3318, 64852), (3661, 58776), (4184, 51429), (4424, 48639), (4898, 43932), (5208, 41317), (6276, 34286), (6636, 32426), (7322, 29388), (7347, 29288), (9796, 21966), (10983, 19592), (12552, 17143), (13272, 16213), (14644, 14694)]