221427216

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:598

約数の個数: 160

約数和(自身を含む): 682992000

約数和(自身を除く): 461564784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 53, 54, 57, 72, 76, 106, 108, 114, 144, 152, 159, 171, 212, 216, 228, 304, 318, 342, 424, 432, 456, 477, 509, 513, 636, 684, 848, 912, 954, 1007, 1018, 1026, 1272, 1368, 1431, 1527, 1908, 2014, 2036, 2052, 2544, 2736, 2862, 3021, 3054, 3816, 4028, 4072, 4104, 4581, 5724, 6042, 6108, 7632, 8056, 8144, 8208, 9063, 9162, 9671, 11448, 12084, 12216, 13743, 16112, 18126, 18324, 19342, 22896, 24168, 24432, 26977, 27189, 27486, 29013, 36252, 36648, 38684, 48336, 53954, 54378, 54972, 58026, 72504, 73296, 77368, 80931, 87039, 107908, 108756, 109944, 116052, 145008, 154736, 161862, 174078, 215816, 217512, 219888, 232104, 242793, 261117, 323724, 348156, 431632, 435024, 464208, 485586, 512563, 522234, 647448, 696312, 728379, 971172, 1025126, 1044468, 1294896, 1392624, 1456758, 1537689, 1942344, 2050252, 2088936, 2913516, 3075378, 3884688, 4100504, 4177872, 4613067, 5827032, 6150756, 8201008, 9226134, 11654064, 12301512, 13839201, 18452268, 24603024, 27678402, 36904536, 55356804, 73809072, 110713608, 221427216]

約数ペア:

[(1, 221427216), (2, 110713608), (3, 73809072), (4, 55356804), (6, 36904536), (8, 27678402), (9, 24603024), (12, 18452268), (16, 13839201), (18, 12301512), (19, 11654064), (24, 9226134), (27, 8201008), (36, 6150756), (38, 5827032), (48, 4613067), (53, 4177872), (54, 4100504), (57, 3884688), (72, 3075378), (76, 2913516), (106, 2088936), (108, 2050252), (114, 1942344), (144, 1537689), (152, 1456758), (159, 1392624), (171, 1294896), (212, 1044468), (216, 1025126), (228, 971172), (304, 728379), (318, 696312), (342, 647448), (424, 522234), (432, 512563), (456, 485586), (477, 464208), (509, 435024), (513, 431632), (636, 348156), (684, 323724), (848, 261117), (912, 242793), (954, 232104), (1007, 219888), (1018, 217512), (1026, 215816), (1272, 174078), (1368, 161862), (1431, 154736), (1527, 145008), (1908, 116052), (2014, 109944), (2036, 108756), (2052, 107908), (2544, 87039), (2736, 80931), (2862, 77368), (3021, 73296), (3054, 72504), (3816, 58026), (4028, 54972), (4072, 54378), (4104, 53954), (4581, 48336), (5724, 38684), (6042, 36648), (6108, 36252), (7632, 29013), (8056, 27486), (8144, 27189), (8208, 26977), (9063, 24432), (9162, 24168), (9671, 22896), (11448, 19342), (12084, 18324), (12216, 18126), (13743, 16112)]