81992148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 242049024

約数和(自身を除く): 160056876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 37, 42, 46, 62, 69, 74, 84, 92, 93, 111, 124, 138, 148, 161, 186, 217, 222, 259, 276, 322, 372, 434, 444, 483, 518, 644, 651, 713, 777, 851, 868, 966, 1036, 1147, 1302, 1369, 1426, 1554, 1702, 1932, 2139, 2294, 2553, 2604, 2738, 2852, 3108, 3404, 3441, 4107, 4278, 4588, 4991, 5106, 5476, 5957, 6882, 8029, 8214, 8556, 9583, 9982, 10212, 11914, 13764, 14973, 16058, 16428, 17871, 19166, 19964, 23828, 24087, 26381, 28749, 29946, 31487, 32116, 35742, 38332, 42439, 48174, 52762, 57498, 59892, 62974, 71484, 79143, 84878, 94461, 96348, 105524, 114996, 125948, 127317, 158286, 169756, 184667, 188922, 220409, 254634, 297073, 316572, 369334, 377844, 440818, 509268, 554001, 594146, 661227, 738668, 881636, 891219, 976097, 1108002, 1188292, 1322454, 1782438, 1952194, 2216004, 2644908, 2928291, 3564876, 3904388, 5856582, 6832679, 11713164, 13665358, 20498037, 27330716, 40996074, 81992148]

約数ペア:

[(1, 81992148), (2, 40996074), (3, 27330716), (4, 20498037), (6, 13665358), (7, 11713164), (12, 6832679), (14, 5856582), (21, 3904388), (23, 3564876), (28, 2928291), (31, 2644908), (37, 2216004), (42, 1952194), (46, 1782438), (62, 1322454), (69, 1188292), (74, 1108002), (84, 976097), (92, 891219), (93, 881636), (111, 738668), (124, 661227), (138, 594146), (148, 554001), (161, 509268), (186, 440818), (217, 377844), (222, 369334), (259, 316572), (276, 297073), (322, 254634), (372, 220409), (434, 188922), (444, 184667), (483, 169756), (518, 158286), (644, 127317), (651, 125948), (713, 114996), (777, 105524), (851, 96348), (868, 94461), (966, 84878), (1036, 79143), (1147, 71484), (1302, 62974), (1369, 59892), (1426, 57498), (1554, 52762), (1702, 48174), (1932, 42439), (2139, 38332), (2294, 35742), (2553, 32116), (2604, 31487), (2738, 29946), (2852, 28749), (3108, 26381), (3404, 24087), (3441, 23828), (4107, 19964), (4278, 19166), (4588, 17871), (4991, 16428), (5106, 16058), (5476, 14973), (5957, 13764), (6882, 11914), (8029, 10212), (8214, 9982), (8556, 9583)]