15698411720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{827}}^1$

素因数の和:1347

約数の個数: 128

約数和(自身を含む): 37772697600

約数和(自身を除く): 22074285880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 439, 460, 470, 827, 878, 920, 940, 1081, 1654, 1756, 1880, 2162, 2195, 3308, 3512, 4135, 4324, 4390, 5405, 6616, 8270, 8648, 8780, 10097, 10810, 16540, 17560, 19021, 20194, 20633, 21620, 33080, 38042, 38869, 40388, 41266, 43240, 50485, 76084, 77738, 80776, 82532, 95105, 100970, 103165, 152168, 155476, 165064, 190210, 194345, 201940, 206330, 310952, 363053, 380420, 388690, 403880, 412660, 474559, 726106, 760840, 777380, 825320, 893987, 949118, 1452212, 1554760, 1787974, 1815265, 1898236, 2372795, 2904424, 3575948, 3630530, 3796472, 4469935, 4745590, 7151896, 7261060, 8350219, 8939870, 9491180, 14522120, 16700438, 17063491, 17879740, 18982360, 33400876, 34126982, 35759480, 41751095, 66801752, 68253964, 83502190, 85317455, 136507928, 167004380, 170634910, 334008760, 341269820, 392460293, 682539640, 784920586, 1569841172, 1962301465, 3139682344, 3924602930, 7849205860, 15698411720]

約数ペア:

[(1, 15698411720), (2, 7849205860), (4, 3924602930), (5, 3139682344), (8, 1962301465), (10, 1569841172), (20, 784920586), (23, 682539640), (40, 392460293), (46, 341269820), (47, 334008760), (92, 170634910), (94, 167004380), (115, 136507928), (184, 85317455), (188, 83502190), (230, 68253964), (235, 66801752), (376, 41751095), (439, 35759480), (460, 34126982), (470, 33400876), (827, 18982360), (878, 17879740), (920, 17063491), (940, 16700438), (1081, 14522120), (1654, 9491180), (1756, 8939870), (1880, 8350219), (2162, 7261060), (2195, 7151896), (3308, 4745590), (3512, 4469935), (4135, 3796472), (4324, 3630530), (4390, 3575948), (5405, 2904424), (6616, 2372795), (8270, 1898236), (8648, 1815265), (8780, 1787974), (10097, 1554760), (10810, 1452212), (16540, 949118), (17560, 893987), (19021, 825320), (20194, 777380), (20633, 760840), (21620, 726106), (33080, 474559), (38042, 412660), (38869, 403880), (40388, 388690), (41266, 380420), (43240, 363053), (50485, 310952), (76084, 206330), (77738, 201940), (80776, 194345), (82532, 190210), (95105, 165064), (100970, 155476), (103165, 152168)]