18366040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 52876800

約数和(自身を除く): 34510760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 88, 89, 110, 134, 140, 154, 178, 220, 268, 280, 308, 335, 356, 385, 440, 445, 469, 536, 616, 623, 670, 712, 737, 770, 890, 938, 979, 1246, 1340, 1474, 1540, 1780, 1876, 1958, 2345, 2492, 2680, 2948, 3080, 3115, 3560, 3685, 3752, 3916, 4690, 4895, 4984, 5159, 5896, 5963, 6230, 6853, 7370, 7832, 9380, 9790, 10318, 11926, 12460, 13706, 14740, 18760, 19580, 20636, 23852, 24920, 25795, 27412, 29480, 29815, 34265, 39160, 41272, 41741, 47704, 51590, 54824, 59630, 65593, 68530, 83482, 103180, 119260, 131186, 137060, 166964, 206360, 208705, 238520, 262372, 274120, 327965, 333928, 417410, 459151, 524744, 655930, 834820, 918302, 1311860, 1669640, 1836604, 2295755, 2623720, 3673208, 4591510, 9183020, 18366040]

約数ペア:

[(1, 18366040), (2, 9183020), (4, 4591510), (5, 3673208), (7, 2623720), (8, 2295755), (10, 1836604), (11, 1669640), (14, 1311860), (20, 918302), (22, 834820), (28, 655930), (35, 524744), (40, 459151), (44, 417410), (55, 333928), (56, 327965), (67, 274120), (70, 262372), (77, 238520), (88, 208705), (89, 206360), (110, 166964), (134, 137060), (140, 131186), (154, 119260), (178, 103180), (220, 83482), (268, 68530), (280, 65593), (308, 59630), (335, 54824), (356, 51590), (385, 47704), (440, 41741), (445, 41272), (469, 39160), (536, 34265), (616, 29815), (623, 29480), (670, 27412), (712, 25795), (737, 24920), (770, 23852), (890, 20636), (938, 19580), (979, 18760), (1246, 14740), (1340, 13706), (1474, 12460), (1540, 11926), (1780, 10318), (1876, 9790), (1958, 9380), (2345, 7832), (2492, 7370), (2680, 6853), (2948, 6230), (3080, 5963), (3115, 5896), (3560, 5159), (3685, 4984), (3752, 4895), (3916, 4690)]