200428900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 529966080

約数和(自身を除く): 329537180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 59, 70, 92, 100, 115, 118, 140, 161, 175, 211, 230, 236, 295, 322, 350, 413, 422, 460, 575, 590, 644, 700, 805, 826, 844, 1055, 1150, 1180, 1357, 1475, 1477, 1610, 1652, 2065, 2110, 2300, 2714, 2950, 2954, 3220, 4025, 4130, 4220, 4853, 5275, 5428, 5900, 5908, 6785, 7385, 8050, 8260, 9499, 9706, 10325, 10550, 12449, 13570, 14770, 16100, 18998, 19412, 20650, 21100, 24265, 24898, 27140, 29540, 33925, 33971, 36925, 37996, 41300, 47495, 48530, 49796, 62245, 67850, 67942, 73850, 87143, 94990, 97060, 121325, 124490, 135700, 135884, 147700, 169855, 174286, 189980, 237475, 242650, 248980, 286327, 311225, 339710, 348572, 435715, 474950, 485300, 572654, 622450, 679420, 849275, 871430, 949900, 1145308, 1244900, 1431635, 1698550, 1742860, 2004289, 2178575, 2863270, 3397100, 4008578, 4357150, 5726540, 7158175, 8017156, 8714300, 10021445, 14316350, 20042890, 28632700, 40085780, 50107225, 100214450, 200428900]

約数ペア:

[(1, 200428900), (2, 100214450), (4, 50107225), (5, 40085780), (7, 28632700), (10, 20042890), (14, 14316350), (20, 10021445), (23, 8714300), (25, 8017156), (28, 7158175), (35, 5726540), (46, 4357150), (50, 4008578), (59, 3397100), (70, 2863270), (92, 2178575), (100, 2004289), (115, 1742860), (118, 1698550), (140, 1431635), (161, 1244900), (175, 1145308), (211, 949900), (230, 871430), (236, 849275), (295, 679420), (322, 622450), (350, 572654), (413, 485300), (422, 474950), (460, 435715), (575, 348572), (590, 339710), (644, 311225), (700, 286327), (805, 248980), (826, 242650), (844, 237475), (1055, 189980), (1150, 174286), (1180, 169855), (1357, 147700), (1475, 135884), (1477, 135700), (1610, 124490), (1652, 121325), (2065, 97060), (2110, 94990), (2300, 87143), (2714, 73850), (2950, 67942), (2954, 67850), (3220, 62245), (4025, 49796), (4130, 48530), (4220, 47495), (4853, 41300), (5275, 37996), (5428, 36925), (5900, 33971), (5908, 33925), (6785, 29540), (7385, 27140), (8050, 24898), (8260, 24265), (9499, 21100), (9706, 20650), (10325, 19412), (10550, 18998), (12449, 16100), (13570, 14770)]