321287040

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{18593}}^1$

素因数の和:18621

約数の個数: 128

約数和(自身を含む): 1137952800

約数和(自身を除く): 816665760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 18593, 37186, 55779, 74372, 92965, 111558, 148744, 167337, 185930, 223116, 278895, 297488, 334674, 371860, 446232, 502011, 557790, 594976, 669348, 743720, 836685, 892464, 1004022, 1115580, 1189952, 1338696, 1487440, 1673370, 1784928, 2008044, 2231160, 2379904, 2510055, 2677392, 2974880, 3346740, 3569856, 4016088, 4462320, 5020110, 5354784, 5949760, 6693480, 7139712, 8032176, 8924640, 10040220, 10709568, 11899520, 13386960, 16064352, 17849280, 20080440, 21419136, 26773920, 32128704, 35698560, 40160880, 53547840, 64257408, 80321760, 107095680, 160643520, 321287040]

約数ペア:

[(1, 321287040), (2, 160643520), (3, 107095680), (4, 80321760), (5, 64257408), (6, 53547840), (8, 40160880), (9, 35698560), (10, 32128704), (12, 26773920), (15, 21419136), (16, 20080440), (18, 17849280), (20, 16064352), (24, 13386960), (27, 11899520), (30, 10709568), (32, 10040220), (36, 8924640), (40, 8032176), (45, 7139712), (48, 6693480), (54, 5949760), (60, 5354784), (64, 5020110), (72, 4462320), (80, 4016088), (90, 3569856), (96, 3346740), (108, 2974880), (120, 2677392), (128, 2510055), (135, 2379904), (144, 2231160), (160, 2008044), (180, 1784928), (192, 1673370), (216, 1487440), (240, 1338696), (270, 1189952), (288, 1115580), (320, 1004022), (360, 892464), (384, 836685), (432, 743720), (480, 669348), (540, 594976), (576, 557790), (640, 502011), (720, 446232), (864, 371860), (960, 334674), (1080, 297488), (1152, 278895), (1440, 223116), (1728, 185930), (1920, 167337), (2160, 148744), (2880, 111558), (3456, 92965), (4320, 74372), (5760, 55779), (8640, 37186), (17280, 18593)]