397024000

素因数分解:

$2^8\times 5^3\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:703

約数の個数: 144

約数和(自身を含む): 1042685280

約数和(自身を除く): 645661280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 256, 304, 320, 380, 400, 475, 500, 608, 640, 653, 760, 800, 950, 1000, 1216, 1280, 1306, 1520, 1600, 1900, 2000, 2375, 2432, 2612, 3040, 3200, 3265, 3800, 4000, 4750, 4864, 5224, 6080, 6400, 6530, 7600, 8000, 9500, 10448, 12160, 12407, 13060, 15200, 16000, 16325, 19000, 20896, 24320, 24814, 26120, 30400, 32000, 32650, 38000, 41792, 49628, 52240, 60800, 62035, 65300, 76000, 81625, 83584, 99256, 104480, 121600, 124070, 130600, 152000, 163250, 167168, 198512, 208960, 248140, 261200, 304000, 310175, 326500, 397024, 417920, 496280, 522400, 608000, 620350, 653000, 794048, 835840, 992560, 1044800, 1240700, 1306000, 1550875, 1588096, 1985120, 2089600, 2481400, 2612000, 3101750, 3176192, 3970240, 4179200, 4962800, 5224000, 6203500, 7940480, 9925600, 10448000, 12407000, 15880960, 19851200, 20896000, 24814000, 39702400, 49628000, 79404800, 99256000, 198512000, 397024000]

約数ペア:

[(1, 397024000), (2, 198512000), (4, 99256000), (5, 79404800), (8, 49628000), (10, 39702400), (16, 24814000), (19, 20896000), (20, 19851200), (25, 15880960), (32, 12407000), (38, 10448000), (40, 9925600), (50, 7940480), (64, 6203500), (76, 5224000), (80, 4962800), (95, 4179200), (100, 3970240), (125, 3176192), (128, 3101750), (152, 2612000), (160, 2481400), (190, 2089600), (200, 1985120), (250, 1588096), (256, 1550875), (304, 1306000), (320, 1240700), (380, 1044800), (400, 992560), (475, 835840), (500, 794048), (608, 653000), (640, 620350), (653, 608000), (760, 522400), (800, 496280), (950, 417920), (1000, 397024), (1216, 326500), (1280, 310175), (1306, 304000), (1520, 261200), (1600, 248140), (1900, 208960), (2000, 198512), (2375, 167168), (2432, 163250), (2612, 152000), (3040, 130600), (3200, 124070), (3265, 121600), (3800, 104480), (4000, 99256), (4750, 83584), (4864, 81625), (5224, 76000), (6080, 65300), (6400, 62035), (6530, 60800), (7600, 52240), (8000, 49628), (9500, 41792), (10448, 38000), (12160, 32650), (12407, 32000), (13060, 30400), (15200, 26120), (16000, 24814), (16325, 24320), (19000, 20896)]