19547160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 62596800

約数和(自身を除く): 43049640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 41, 58, 60, 82, 87, 116, 120, 123, 137, 145, 164, 174, 205, 232, 246, 274, 290, 328, 348, 410, 411, 435, 492, 548, 580, 615, 685, 696, 820, 822, 870, 984, 1096, 1160, 1189, 1230, 1370, 1640, 1644, 1740, 2055, 2378, 2460, 2740, 3288, 3480, 3567, 3973, 4110, 4756, 4920, 5480, 5617, 5945, 7134, 7946, 8220, 9512, 11234, 11890, 11919, 14268, 15892, 16440, 16851, 17835, 19865, 22468, 23780, 23838, 28085, 28536, 31784, 33702, 35670, 39730, 44936, 47560, 47676, 56170, 59595, 67404, 71340, 79460, 84255, 95352, 112340, 119190, 134808, 142680, 158920, 162893, 168510, 224680, 238380, 325786, 337020, 476760, 488679, 651572, 674040, 814465, 977358, 1303144, 1628930, 1954716, 2443395, 3257860, 3909432, 4886790, 6515720, 9773580, 19547160]

約数ペア:

[(1, 19547160), (2, 9773580), (3, 6515720), (4, 4886790), (5, 3909432), (6, 3257860), (8, 2443395), (10, 1954716), (12, 1628930), (15, 1303144), (20, 977358), (24, 814465), (29, 674040), (30, 651572), (40, 488679), (41, 476760), (58, 337020), (60, 325786), (82, 238380), (87, 224680), (116, 168510), (120, 162893), (123, 158920), (137, 142680), (145, 134808), (164, 119190), (174, 112340), (205, 95352), (232, 84255), (246, 79460), (274, 71340), (290, 67404), (328, 59595), (348, 56170), (410, 47676), (411, 47560), (435, 44936), (492, 39730), (548, 35670), (580, 33702), (615, 31784), (685, 28536), (696, 28085), (820, 23838), (822, 23780), (870, 22468), (984, 19865), (1096, 17835), (1160, 16851), (1189, 16440), (1230, 15892), (1370, 14268), (1640, 11919), (1644, 11890), (1740, 11234), (2055, 9512), (2378, 8220), (2460, 7946), (2740, 7134), (3288, 5945), (3480, 5617), (3567, 5480), (3973, 4920), (4110, 4756)]