179728640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1584

約数の個数: 144

約数和(自身を含む): 530197248

約数和(自身を除く): 350468608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1543, 1664, 1792, 1820, 2080, 2240, 2912, 3086, 3328, 3640, 4160, 4480, 5824, 6172, 7280, 7715, 8320, 8960, 10801, 11648, 12344, 14560, 15430, 16640, 20059, 21602, 23296, 24688, 29120, 30860, 40118, 43204, 49376, 54005, 58240, 61720, 80236, 86408, 98752, 100295, 108010, 116480, 123440, 140413, 160472, 172816, 197504, 200590, 216020, 246880, 280826, 320944, 345632, 395008, 401180, 432040, 493760, 561652, 641888, 691264, 702065, 802360, 864080, 987520, 1123304, 1283776, 1382528, 1404130, 1604720, 1728160, 1975040, 2246608, 2567552, 2765056, 2808260, 3209440, 3456320, 4493216, 5135104, 5616520, 6418880, 6912640, 8986432, 11233040, 12837760, 13825280, 17972864, 22466080, 25675520, 35945728, 44932160, 89864320, 179728640]

約数ペア:

[(1, 179728640), (2, 89864320), (4, 44932160), (5, 35945728), (7, 25675520), (8, 22466080), (10, 17972864), (13, 13825280), (14, 12837760), (16, 11233040), (20, 8986432), (26, 6912640), (28, 6418880), (32, 5616520), (35, 5135104), (40, 4493216), (52, 3456320), (56, 3209440), (64, 2808260), (65, 2765056), (70, 2567552), (80, 2246608), (91, 1975040), (104, 1728160), (112, 1604720), (128, 1404130), (130, 1382528), (140, 1283776), (160, 1123304), (182, 987520), (208, 864080), (224, 802360), (256, 702065), (260, 691264), (280, 641888), (320, 561652), (364, 493760), (416, 432040), (448, 401180), (455, 395008), (520, 345632), (560, 320944), (640, 280826), (728, 246880), (832, 216020), (896, 200590), (910, 197504), (1040, 172816), (1120, 160472), (1280, 140413), (1456, 123440), (1543, 116480), (1664, 108010), (1792, 100295), (1820, 98752), (2080, 86408), (2240, 80236), (2912, 61720), (3086, 58240), (3328, 54005), (3640, 49376), (4160, 43204), (4480, 40118), (5824, 30860), (6172, 29120), (7280, 24688), (7715, 23296), (8320, 21602), (8960, 20059), (10801, 16640), (11648, 15430), (12344, 14560)]