19827991680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1475297}}^1$

素因数の和:1475326

約数の個数: 128

約数和(自身を含む): 72230590080

約数和(自身を除く): 52402598400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 1475297, 2950594, 4425891, 5901188, 7376485, 8851782, 10327079, 11802376, 14752970, 17703564, 20654158, 22129455, 23604752, 29505940, 30981237, 35407128, 41308316, 44258910, 47209504, 51635395, 59011880, 61962474, 70814256, 82616632, 88517820, 94419008, 103270790, 118023760, 123924948, 141628512, 154906185, 165233264, 177035640, 188838016, 206541580, 236047520, 247849896, 283257024, 309812370, 330466528, 354071280, 413083160, 472095040, 495699792, 566514048, 619624740, 660933056, 708142560, 826166320, 944190080, 991399584, 1239249480, 1321866112, 1416285120, 1652332640, 1982799168, 2478498960, 2832570240, 3304665280, 3965598336, 4956997920, 6609330560, 9913995840, 19827991680]

約数ペア:

[(1, 19827991680), (2, 9913995840), (3, 6609330560), (4, 4956997920), (5, 3965598336), (6, 3304665280), (7, 2832570240), (8, 2478498960), (10, 1982799168), (12, 1652332640), (14, 1416285120), (15, 1321866112), (16, 1239249480), (20, 991399584), (21, 944190080), (24, 826166320), (28, 708142560), (30, 660933056), (32, 619624740), (35, 566514048), (40, 495699792), (42, 472095040), (48, 413083160), (56, 354071280), (60, 330466528), (64, 309812370), (70, 283257024), (80, 247849896), (84, 236047520), (96, 206541580), (105, 188838016), (112, 177035640), (120, 165233264), (128, 154906185), (140, 141628512), (160, 123924948), (168, 118023760), (192, 103270790), (210, 94419008), (224, 88517820), (240, 82616632), (280, 70814256), (320, 61962474), (336, 59011880), (384, 51635395), (420, 47209504), (448, 44258910), (480, 41308316), (560, 35407128), (640, 30981237), (672, 29505940), (840, 23604752), (896, 22129455), (960, 20654158), (1120, 17703564), (1344, 14752970), (1680, 11802376), (1920, 10327079), (2240, 8851782), (2688, 7376485), (3360, 5901188), (4480, 4425891), (6720, 2950594), (13440, 1475297)]