19852800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 240

約数和(自身を含む): 73066752

約数和(自身を除く): 53213952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 47, 48, 50, 55, 60, 64, 66, 75, 80, 88, 94, 96, 100, 110, 120, 128, 132, 141, 150, 160, 165, 176, 188, 192, 200, 220, 235, 240, 256, 264, 275, 282, 300, 320, 330, 352, 376, 384, 400, 440, 470, 480, 512, 517, 528, 550, 564, 600, 640, 660, 704, 705, 752, 768, 800, 825, 880, 940, 960, 1034, 1056, 1100, 1128, 1175, 1200, 1280, 1320, 1408, 1410, 1504, 1536, 1551, 1600, 1650, 1760, 1880, 1920, 2068, 2112, 2200, 2256, 2350, 2400, 2560, 2585, 2640, 2816, 2820, 3008, 3102, 3200, 3300, 3520, 3525, 3760, 3840, 4136, 4224, 4400, 4512, 4700, 4800, 5170, 5280, 5632, 5640, 6016, 6204, 6400, 6600, 7040, 7050, 7520, 7680, 7755, 8272, 8448, 8800, 9024, 9400, 9600, 10340, 10560, 11280, 12032, 12408, 12800, 12925, 13200, 14080, 14100, 15040, 15510, 16544, 16896, 17600, 18048, 18800, 19200, 20680, 21120, 22560, 24064, 24816, 25850, 26400, 28160, 28200, 30080, 31020, 33088, 35200, 36096, 37600, 38400, 38775, 41360, 42240, 45120, 49632, 51700, 52800, 56400, 60160, 62040, 66176, 70400, 72192, 75200, 77550, 82720, 84480, 90240, 99264, 103400, 105600, 112800, 120320, 124080, 132352, 140800, 150400, 155100, 165440, 180480, 198528, 206800, 211200, 225600, 248160, 264704, 300800, 310200, 330880, 360960, 397056, 413600, 422400, 451200, 496320, 601600, 620400, 661760, 794112, 827200, 902400, 992640, 1240800, 1323520, 1654400, 1804800, 1985280, 2481600, 3308800, 3970560, 4963200, 6617600, 9926400, 19852800]

約数ペア:

[(1, 19852800), (2, 9926400), (3, 6617600), (4, 4963200), (5, 3970560), (6, 3308800), (8, 2481600), (10, 1985280), (11, 1804800), (12, 1654400), (15, 1323520), (16, 1240800), (20, 992640), (22, 902400), (24, 827200), (25, 794112), (30, 661760), (32, 620400), (33, 601600), (40, 496320), (44, 451200), (47, 422400), (48, 413600), (50, 397056), (55, 360960), (60, 330880), (64, 310200), (66, 300800), (75, 264704), (80, 248160), (88, 225600), (94, 211200), (96, 206800), (100, 198528), (110, 180480), (120, 165440), (128, 155100), (132, 150400), (141, 140800), (150, 132352), (160, 124080), (165, 120320), (176, 112800), (188, 105600), (192, 103400), (200, 99264), (220, 90240), (235, 84480), (240, 82720), (256, 77550), (264, 75200), (275, 72192), (282, 70400), (300, 66176), (320, 62040), (330, 60160), (352, 56400), (376, 52800), (384, 51700), (400, 49632), (440, 45120), (470, 42240), (480, 41360), (512, 38775), (517, 38400), (528, 37600), (550, 36096), (564, 35200), (600, 33088), (640, 31020), (660, 30080), (704, 28200), (705, 28160), (752, 26400), (768, 25850), (800, 24816), (825, 24064), (880, 22560), (940, 21120), (960, 20680), (1034, 19200), (1056, 18800), (1100, 18048), (1128, 17600), (1175, 16896), (1200, 16544), (1280, 15510), (1320, 15040), (1408, 14100), (1410, 14080), (1504, 13200), (1536, 12925), (1551, 12800), (1600, 12408), (1650, 12032), (1760, 11280), (1880, 10560), (1920, 10340), (2068, 9600), (2112, 9400), (2200, 9024), (2256, 8800), (2350, 8448), (2400, 8272), (2560, 7755), (2585, 7680), (2640, 7520), (2816, 7050), (2820, 7040), (3008, 6600), (3102, 6400), (3200, 6204), (3300, 6016), (3520, 5640), (3525, 5632), (3760, 5280), (3840, 5170), (4136, 4800), (4224, 4700), (4400, 4512)]