256560480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5399}}^1$

素因数の和:5434

約数の個数: 192

約数和(自身を含む): 979776000

約数和(自身を除く): 723215520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1440, 1485, 1584, 1760, 1980, 2160, 2376, 2640, 2970, 3168, 3960, 4320, 4752, 5280, 5399, 5940, 7920, 9504, 10798, 11880, 15840, 16197, 21596, 23760, 26995, 32394, 43192, 47520, 48591, 53990, 59389, 64788, 80985, 86384, 97182, 107980, 118778, 129576, 145773, 161970, 172768, 178167, 194364, 215960, 237556, 242955, 259152, 291546, 296945, 323940, 356334, 388728, 431920, 475112, 485910, 518304, 534501, 583092, 593890, 647880, 712668, 728865, 777456, 863840, 890835, 950224, 971820, 1069002, 1166184, 1187780, 1295760, 1425336, 1457730, 1554912, 1603503, 1781670, 1900448, 1943640, 2138004, 2332368, 2375560, 2591520, 2672505, 2850672, 2915460, 3207006, 3563340, 3887280, 4276008, 4664736, 4751120, 5345010, 5701344, 5830920, 6414012, 7126680, 7774560, 8017515, 8552016, 9502240, 10690020, 11661840, 12828024, 14253360, 16035030, 17104032, 21380040, 23323680, 25656048, 28506720, 32070060, 42760080, 51312096, 64140120, 85520160, 128280240, 256560480]

約数ペア:

[(1, 256560480), (2, 128280240), (3, 85520160), (4, 64140120), (5, 51312096), (6, 42760080), (8, 32070060), (9, 28506720), (10, 25656048), (11, 23323680), (12, 21380040), (15, 17104032), (16, 16035030), (18, 14253360), (20, 12828024), (22, 11661840), (24, 10690020), (27, 9502240), (30, 8552016), (32, 8017515), (33, 7774560), (36, 7126680), (40, 6414012), (44, 5830920), (45, 5701344), (48, 5345010), (54, 4751120), (55, 4664736), (60, 4276008), (66, 3887280), (72, 3563340), (80, 3207006), (88, 2915460), (90, 2850672), (96, 2672505), (99, 2591520), (108, 2375560), (110, 2332368), (120, 2138004), (132, 1943640), (135, 1900448), (144, 1781670), (160, 1603503), (165, 1554912), (176, 1457730), (180, 1425336), (198, 1295760), (216, 1187780), (220, 1166184), (240, 1069002), (264, 971820), (270, 950224), (288, 890835), (297, 863840), (330, 777456), (352, 728865), (360, 712668), (396, 647880), (432, 593890), (440, 583092), (480, 534501), (495, 518304), (528, 485910), (540, 475112), (594, 431920), (660, 388728), (720, 356334), (792, 323940), (864, 296945), (880, 291546), (990, 259152), (1056, 242955), (1080, 237556), (1188, 215960), (1320, 194364), (1440, 178167), (1485, 172768), (1584, 161970), (1760, 145773), (1980, 129576), (2160, 118778), (2376, 107980), (2640, 97182), (2970, 86384), (3168, 80985), (3960, 64788), (4320, 59389), (4752, 53990), (5280, 48591), (5399, 47520), (5940, 43192), (7920, 32394), (9504, 26995), (10798, 23760), (11880, 21596), (15840, 16197)]