209980368

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{503}}^1$

素因数の和:753

約数の個数: 120

約数和(自身を含む): 636959232

約数和(自身を除く): 426978864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 223, 234, 312, 446, 468, 503, 624, 669, 892, 936, 1006, 1338, 1509, 1784, 1872, 2007, 2012, 2676, 2899, 3018, 3568, 4014, 4024, 4527, 5352, 5798, 6036, 6539, 8028, 8048, 8697, 9054, 10704, 11596, 12072, 13078, 16056, 17394, 18108, 19617, 23192, 24144, 26091, 26156, 32112, 34788, 36216, 39234, 46384, 52182, 52312, 58851, 69576, 72432, 78468, 104364, 104624, 112169, 117702, 139152, 156936, 208728, 224338, 235404, 313872, 336507, 417456, 448676, 470808, 673014, 897352, 941616, 1009521, 1346028, 1458197, 1794704, 2019042, 2692056, 2916394, 4038084, 4374591, 5384112, 5832788, 8076168, 8749182, 11665576, 13123773, 16152336, 17498364, 23331152, 26247546, 34996728, 52495092, 69993456, 104990184, 209980368]

約数ペア:

[(1, 209980368), (2, 104990184), (3, 69993456), (4, 52495092), (6, 34996728), (8, 26247546), (9, 23331152), (12, 17498364), (13, 16152336), (16, 13123773), (18, 11665576), (24, 8749182), (26, 8076168), (36, 5832788), (39, 5384112), (48, 4374591), (52, 4038084), (72, 2916394), (78, 2692056), (104, 2019042), (117, 1794704), (144, 1458197), (156, 1346028), (208, 1009521), (223, 941616), (234, 897352), (312, 673014), (446, 470808), (468, 448676), (503, 417456), (624, 336507), (669, 313872), (892, 235404), (936, 224338), (1006, 208728), (1338, 156936), (1509, 139152), (1784, 117702), (1872, 112169), (2007, 104624), (2012, 104364), (2676, 78468), (2899, 72432), (3018, 69576), (3568, 58851), (4014, 52312), (4024, 52182), (4527, 46384), (5352, 39234), (5798, 36216), (6036, 34788), (6539, 32112), (8028, 26156), (8048, 26091), (8697, 24144), (9054, 23192), (10704, 19617), (11596, 18108), (12072, 17394), (13078, 16056)]