163973920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:794

約数の個数: 96

約数和(自身を含む): 426093696

約数和(自身を除く): 262119776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 151, 160, 176, 220, 302, 352, 440, 604, 617, 755, 880, 1208, 1234, 1510, 1661, 1760, 2416, 2468, 3020, 3085, 3322, 4832, 4936, 6040, 6170, 6644, 6787, 8305, 9872, 12080, 12340, 13288, 13574, 16610, 19744, 24160, 24680, 26576, 27148, 33220, 33935, 49360, 53152, 54296, 66440, 67870, 93167, 98720, 108592, 132880, 135740, 186334, 217184, 265760, 271480, 372668, 465835, 542960, 745336, 931670, 1024837, 1085920, 1490672, 1863340, 2049674, 2981344, 3726680, 4099348, 5124185, 7453360, 8198696, 10248370, 14906720, 16397392, 20496740, 32794784, 40993480, 81986960, 163973920]

約数ペア:

[(1, 163973920), (2, 81986960), (4, 40993480), (5, 32794784), (8, 20496740), (10, 16397392), (11, 14906720), (16, 10248370), (20, 8198696), (22, 7453360), (32, 5124185), (40, 4099348), (44, 3726680), (55, 2981344), (80, 2049674), (88, 1863340), (110, 1490672), (151, 1085920), (160, 1024837), (176, 931670), (220, 745336), (302, 542960), (352, 465835), (440, 372668), (604, 271480), (617, 265760), (755, 217184), (880, 186334), (1208, 135740), (1234, 132880), (1510, 108592), (1661, 98720), (1760, 93167), (2416, 67870), (2468, 66440), (3020, 54296), (3085, 53152), (3322, 49360), (4832, 33935), (4936, 33220), (6040, 27148), (6170, 26576), (6644, 24680), (6787, 24160), (8305, 19744), (9872, 16610), (12080, 13574), (12340, 13288)]