87389856

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 261424800

約数和(自身を除く): 174034944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 59, 72, 74, 96, 111, 118, 139, 144, 148, 177, 222, 236, 278, 288, 296, 333, 354, 417, 444, 472, 531, 556, 592, 666, 708, 834, 888, 944, 1062, 1112, 1184, 1251, 1332, 1416, 1668, 1776, 1888, 2124, 2183, 2224, 2502, 2664, 2832, 3336, 3552, 4248, 4366, 4448, 5004, 5143, 5328, 5664, 6549, 6672, 8201, 8496, 8732, 10008, 10286, 10656, 13098, 13344, 15429, 16402, 16992, 17464, 19647, 20016, 20572, 24603, 26196, 30858, 32804, 34928, 39294, 40032, 41144, 46287, 49206, 52392, 61716, 65608, 69856, 73809, 78588, 82288, 92574, 98412, 104784, 123432, 131216, 147618, 157176, 164576, 185148, 196824, 209568, 246864, 262432, 295236, 303437, 314352, 370296, 393648, 493728, 590472, 606874, 628704, 740592, 787296, 910311, 1180944, 1213748, 1481184, 1820622, 2361888, 2427496, 2730933, 3641244, 4854992, 5461866, 7282488, 9709984, 10923732, 14564976, 21847464, 29129952, 43694928, 87389856]

約数ペア:

[(1, 87389856), (2, 43694928), (3, 29129952), (4, 21847464), (6, 14564976), (8, 10923732), (9, 9709984), (12, 7282488), (16, 5461866), (18, 4854992), (24, 3641244), (32, 2730933), (36, 2427496), (37, 2361888), (48, 1820622), (59, 1481184), (72, 1213748), (74, 1180944), (96, 910311), (111, 787296), (118, 740592), (139, 628704), (144, 606874), (148, 590472), (177, 493728), (222, 393648), (236, 370296), (278, 314352), (288, 303437), (296, 295236), (333, 262432), (354, 246864), (417, 209568), (444, 196824), (472, 185148), (531, 164576), (556, 157176), (592, 147618), (666, 131216), (708, 123432), (834, 104784), (888, 98412), (944, 92574), (1062, 82288), (1112, 78588), (1184, 73809), (1251, 69856), (1332, 65608), (1416, 61716), (1668, 52392), (1776, 49206), (1888, 46287), (2124, 41144), (2183, 40032), (2224, 39294), (2502, 34928), (2664, 32804), (2832, 30858), (3336, 26196), (3552, 24603), (4248, 20572), (4366, 20016), (4448, 19647), (5004, 17464), (5143, 16992), (5328, 16402), (5664, 15429), (6549, 13344), (6672, 13098), (8201, 10656), (8496, 10286), (8732, 10008)]