71817592

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 181232640

約数和(自身を除く): 109415048

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 37, 44, 46, 56, 74, 77, 88, 92, 137, 148, 154, 161, 184, 253, 259, 274, 296, 308, 322, 407, 506, 518, 548, 616, 644, 814, 851, 959, 1012, 1036, 1096, 1288, 1507, 1628, 1702, 1771, 1918, 2024, 2072, 2849, 3014, 3151, 3256, 3404, 3542, 3836, 5069, 5698, 5957, 6028, 6302, 6808, 7084, 7672, 9361, 10138, 10549, 11396, 11914, 12056, 12604, 14168, 18722, 20276, 21098, 22057, 22792, 23828, 25208, 34661, 35483, 37444, 40552, 42196, 44114, 47656, 55759, 65527, 69322, 70966, 74888, 84392, 88228, 111518, 116587, 131054, 138644, 141932, 176456, 223036, 233174, 242627, 262108, 277288, 283864, 390313, 446072, 466348, 485254, 524216, 780626, 816109, 932696, 970508, 1282457, 1561252, 1632218, 1941016, 2564914, 3122504, 3264436, 5129828, 6528872, 8977199, 10259656, 17954398, 35908796, 71817592]

約数ペア:

[(1, 71817592), (2, 35908796), (4, 17954398), (7, 10259656), (8, 8977199), (11, 6528872), (14, 5129828), (22, 3264436), (23, 3122504), (28, 2564914), (37, 1941016), (44, 1632218), (46, 1561252), (56, 1282457), (74, 970508), (77, 932696), (88, 816109), (92, 780626), (137, 524216), (148, 485254), (154, 466348), (161, 446072), (184, 390313), (253, 283864), (259, 277288), (274, 262108), (296, 242627), (308, 233174), (322, 223036), (407, 176456), (506, 141932), (518, 138644), (548, 131054), (616, 116587), (644, 111518), (814, 88228), (851, 84392), (959, 74888), (1012, 70966), (1036, 69322), (1096, 65527), (1288, 55759), (1507, 47656), (1628, 44114), (1702, 42196), (1771, 40552), (1918, 37444), (2024, 35483), (2072, 34661), (2849, 25208), (3014, 23828), (3151, 22792), (3256, 22057), (3404, 21098), (3542, 20276), (3836, 18722), (5069, 14168), (5698, 12604), (5957, 12056), (6028, 11914), (6302, 11396), (6808, 10549), (7084, 10138), (7672, 9361)]