161451180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1216

約数の個数: 144

約数和(自身を含む): 542060064

約数和(自身を除く): 380608884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 146, 165, 180, 198, 219, 220, 292, 330, 365, 396, 438, 495, 657, 660, 730, 803, 876, 990, 1095, 1117, 1314, 1460, 1606, 1980, 2190, 2234, 2409, 2628, 3212, 3285, 3351, 4015, 4380, 4468, 4818, 5585, 6570, 6702, 7227, 8030, 9636, 10053, 11170, 12045, 12287, 13140, 13404, 14454, 16060, 16755, 20106, 22340, 24090, 24574, 28908, 33510, 36135, 36861, 40212, 48180, 49148, 50265, 61435, 67020, 72270, 73722, 81541, 100530, 110583, 122870, 144540, 147444, 163082, 184305, 201060, 221166, 244623, 245740, 326164, 368610, 407705, 442332, 489246, 552915, 733869, 737220, 815410, 896951, 978492, 1105830, 1223115, 1467738, 1630820, 1793902, 2211660, 2446230, 2690853, 2935476, 3587804, 3669345, 4484755, 4892460, 5381706, 7338690, 8072559, 8969510, 10763412, 13454265, 14677380, 16145118, 17939020, 26908530, 32290236, 40362795, 53817060, 80725590, 161451180]

約数ペア:

[(1, 161451180), (2, 80725590), (3, 53817060), (4, 40362795), (5, 32290236), (6, 26908530), (9, 17939020), (10, 16145118), (11, 14677380), (12, 13454265), (15, 10763412), (18, 8969510), (20, 8072559), (22, 7338690), (30, 5381706), (33, 4892460), (36, 4484755), (44, 3669345), (45, 3587804), (55, 2935476), (60, 2690853), (66, 2446230), (73, 2211660), (90, 1793902), (99, 1630820), (110, 1467738), (132, 1223115), (146, 1105830), (165, 978492), (180, 896951), (198, 815410), (219, 737220), (220, 733869), (292, 552915), (330, 489246), (365, 442332), (396, 407705), (438, 368610), (495, 326164), (657, 245740), (660, 244623), (730, 221166), (803, 201060), (876, 184305), (990, 163082), (1095, 147444), (1117, 144540), (1314, 122870), (1460, 110583), (1606, 100530), (1980, 81541), (2190, 73722), (2234, 72270), (2409, 67020), (2628, 61435), (3212, 50265), (3285, 49148), (3351, 48180), (4015, 40212), (4380, 36861), (4468, 36135), (4818, 33510), (5585, 28908), (6570, 24574), (6702, 24090), (7227, 22340), (8030, 20106), (9636, 16755), (10053, 16060), (11170, 14454), (12045, 13404), (12287, 13140)]