About the Number

217432890

217432889 ← → 217432891

2進数表記:1100111101011100001100111010

漢数字表記:二億千七百四十三万二千八百九十

素因数分解:

2 1 × 3 3 × 5 1 × 17 1 × 127 1 × 373 1

素因数の和:533
約数の個数: 128
約数和(自身を含む): 620421120
約数和(自身を除く): 402988230

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 127, 135, 153, 170, 254, 255, 270, 306, 373, 381, 459, 510, 635, 746, 762, 765, 918, 1119, 1143, 1270, 1530, 1865, 1905, 2159, 2238, 2286, 2295, 3357, 3429, 3730, 3810, 4318, 4590, 5595, 5715, 6341, 6477, 6714, 6858, 10071, 10795, 11190, 11430, 12682, 12954, 16785, 17145, 19023, 19431, 20142, 21590, 31705, 32385, 33570, 34290, 38046, 38862, 47371, 50355, 57069, 58293, 63410, 64770, 94742, 95115, 97155, 100710, 114138, 116586, 142113, 171207, 190230, 194310, 236855, 284226, 285345, 291465, 342414, 426339, 473710, 570690, 582930, 710565, 805307, 852678, 856035, 1279017, 1421130, 1610614, 1712070, 2131695, 2415921, 2558034, 4026535, 4263390, 4831842, 6395085, 7247763, 8053070, 12079605, 12790170, 14495526, 21743289, 24159210, 36238815, 43486578, 72477630, 108716445, 217432890]

約数ペア:
[(1, 217432890), (2, 108716445), (3, 72477630), (5, 43486578), (6, 36238815), (9, 24159210), (10, 21743289), (15, 14495526), (17, 12790170), (18, 12079605), (27, 8053070), (30, 7247763), (34, 6395085), (45, 4831842), (51, 4263390), (54, 4026535), (85, 2558034), (90, 2415921), (102, 2131695), (127, 1712070), (135, 1610614), (153, 1421130), (170, 1279017), (254, 856035), (255, 852678), (270, 805307), (306, 710565), (373, 582930), (381, 570690), (459, 473710), (510, 426339), (635, 342414), (746, 291465), (762, 285345), (765, 284226), (918, 236855), (1119, 194310), (1143, 190230), (1270, 171207), (1530, 142113), (1865, 116586), (1905, 114138), (2159, 100710), (2238, 97155), (2286, 95115), (2295, 94742), (3357, 64770), (3429, 63410), (3730, 58293), (3810, 57069), (4318, 50355), (4590, 47371), (5595, 38862), (5715, 38046), (6341, 34290), (6477, 33570), (6714, 32385), (6858, 31705), (10071, 21590), (10795, 20142), (11190, 19431), (11430, 19023), (12682, 17145), (12954, 16785)]

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