201801320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 545218560

約数和(自身を除く): 343417240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 67, 70, 124, 134, 140, 155, 217, 248, 268, 280, 310, 335, 347, 434, 469, 536, 620, 670, 694, 868, 938, 1085, 1240, 1340, 1388, 1735, 1736, 1876, 2077, 2170, 2345, 2429, 2680, 2776, 3470, 3752, 4154, 4340, 4690, 4858, 6940, 8308, 8680, 9380, 9716, 10385, 10757, 12145, 13880, 14539, 16616, 18760, 19432, 20770, 21514, 23249, 24290, 29078, 41540, 43028, 46498, 48580, 53785, 58156, 72695, 75299, 83080, 86056, 92996, 97160, 107570, 116245, 116312, 145390, 150598, 162743, 185992, 215140, 232490, 290780, 301196, 325486, 376495, 430280, 464980, 581560, 602392, 650972, 720719, 752990, 813715, 929960, 1301944, 1441438, 1505980, 1627430, 2882876, 3011960, 3254860, 3603595, 5045033, 5765752, 6509720, 7207190, 10090066, 14414380, 20180132, 25225165, 28828760, 40360264, 50450330, 100900660, 201801320]

約数ペア:

[(1, 201801320), (2, 100900660), (4, 50450330), (5, 40360264), (7, 28828760), (8, 25225165), (10, 20180132), (14, 14414380), (20, 10090066), (28, 7207190), (31, 6509720), (35, 5765752), (40, 5045033), (56, 3603595), (62, 3254860), (67, 3011960), (70, 2882876), (124, 1627430), (134, 1505980), (140, 1441438), (155, 1301944), (217, 929960), (248, 813715), (268, 752990), (280, 720719), (310, 650972), (335, 602392), (347, 581560), (434, 464980), (469, 430280), (536, 376495), (620, 325486), (670, 301196), (694, 290780), (868, 232490), (938, 215140), (1085, 185992), (1240, 162743), (1340, 150598), (1388, 145390), (1735, 116312), (1736, 116245), (1876, 107570), (2077, 97160), (2170, 92996), (2345, 86056), (2429, 83080), (2680, 75299), (2776, 72695), (3470, 58156), (3752, 53785), (4154, 48580), (4340, 46498), (4690, 43028), (4858, 41540), (6940, 29078), (8308, 24290), (8680, 23249), (9380, 21514), (9716, 20770), (10385, 19432), (10757, 18760), (12145, 16616), (13880, 14539)]