209538688

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2971}}^1$

素因数の和:3033

約数の個数: 64

約数和(自身を含む): 454716000

約数和(自身を除く): 245177312

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 304, 464, 551, 608, 928, 1102, 1216, 1856, 2204, 2432, 2971, 3712, 4408, 5942, 8816, 11884, 17632, 23768, 35264, 47536, 56449, 70528, 86159, 95072, 112898, 172318, 190144, 225796, 344636, 380288, 451592, 689272, 903184, 1378544, 1637021, 1806368, 2757088, 3274042, 3612736, 5514176, 6548084, 7225472, 11028352, 13096168, 26192336, 52384672, 104769344, 209538688]

約数ペア:

[(1, 209538688), (2, 104769344), (4, 52384672), (8, 26192336), (16, 13096168), (19, 11028352), (29, 7225472), (32, 6548084), (38, 5514176), (58, 3612736), (64, 3274042), (76, 2757088), (116, 1806368), (128, 1637021), (152, 1378544), (232, 903184), (304, 689272), (464, 451592), (551, 380288), (608, 344636), (928, 225796), (1102, 190144), (1216, 172318), (1856, 112898), (2204, 95072), (2432, 86159), (2971, 70528), (3712, 56449), (4408, 47536), (5942, 35264), (8816, 23768), (11884, 17632)]