291207680

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5987}}^1$

素因数の和:6029

約数の個数: 80

約数和(自身を含む): 735086880

約数和(自身を除く): 443879200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 5987, 6080, 9728, 11974, 12160, 23948, 24320, 29935, 47896, 48640, 59870, 95792, 113753, 119740, 191584, 227506, 239480, 383168, 455012, 478960, 568765, 766336, 910024, 957920, 1137530, 1532672, 1820048, 1915840, 2275060, 3065344, 3640096, 3831680, 4550120, 7280192, 7663360, 9100240, 14560384, 15326720, 18200480, 29120768, 36400960, 58241536, 72801920, 145603840, 291207680]

約数ペア:

[(1, 291207680), (2, 145603840), (4, 72801920), (5, 58241536), (8, 36400960), (10, 29120768), (16, 18200480), (19, 15326720), (20, 14560384), (32, 9100240), (38, 7663360), (40, 7280192), (64, 4550120), (76, 3831680), (80, 3640096), (95, 3065344), (128, 2275060), (152, 1915840), (160, 1820048), (190, 1532672), (256, 1137530), (304, 957920), (320, 910024), (380, 766336), (512, 568765), (608, 478960), (640, 455012), (760, 383168), (1216, 239480), (1280, 227506), (1520, 191584), (2432, 119740), (2560, 113753), (3040, 95792), (4864, 59870), (5987, 48640), (6080, 47896), (9728, 29935), (11974, 24320), (12160, 23948)]