209730840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2693}}^1$

素因数の和:2777

約数の個数: 128

約数和(自身を含む): 698284800

約数和(自身を除く): 488553960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 885, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2596, 2693, 3245, 3540, 3894, 5192, 5386, 6490, 7080, 7788, 8079, 9735, 10772, 12980, 13465, 15576, 16158, 19470, 21544, 25960, 26930, 29623, 32316, 38940, 40395, 53860, 59246, 64632, 77880, 80790, 88869, 107720, 118492, 148115, 158887, 161580, 177738, 236984, 296230, 317774, 323160, 355476, 444345, 476661, 592460, 635548, 710952, 794435, 888690, 953322, 1184920, 1271096, 1588870, 1747757, 1777380, 1906644, 2383305, 3177740, 3495514, 3554760, 3813288, 4766610, 5243271, 6355480, 6991028, 8738785, 9533220, 10486542, 13982056, 17477570, 19066440, 20973084, 26216355, 34955140, 41946168, 52432710, 69910280, 104865420, 209730840]

約数ペア:

[(1, 209730840), (2, 104865420), (3, 69910280), (4, 52432710), (5, 41946168), (6, 34955140), (8, 26216355), (10, 20973084), (11, 19066440), (12, 17477570), (15, 13982056), (20, 10486542), (22, 9533220), (24, 8738785), (30, 6991028), (33, 6355480), (40, 5243271), (44, 4766610), (55, 3813288), (59, 3554760), (60, 3495514), (66, 3177740), (88, 2383305), (110, 1906644), (118, 1777380), (120, 1747757), (132, 1588870), (165, 1271096), (177, 1184920), (220, 953322), (236, 888690), (264, 794435), (295, 710952), (330, 635548), (354, 592460), (440, 476661), (472, 444345), (590, 355476), (649, 323160), (660, 317774), (708, 296230), (885, 236984), (1180, 177738), (1298, 161580), (1320, 158887), (1416, 148115), (1770, 118492), (1947, 107720), (2360, 88869), (2596, 80790), (2693, 77880), (3245, 64632), (3540, 59246), (3894, 53860), (5192, 40395), (5386, 38940), (6490, 32316), (7080, 29623), (7788, 26930), (8079, 25960), (9735, 21544), (10772, 19470), (12980, 16158), (13465, 15576)]