31777920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{613}}^1$

素因数の和:644

約数の個数: 160

約数和(自身を含む): 113669820

約数和(自身を除く): 81891900

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 613, 640, 648, 720, 810, 864, 960, 1080, 1152, 1226, 1296, 1440, 1620, 1728, 1839, 1920, 2160, 2452, 2592, 2880, 3065, 3240, 3456, 3678, 4320, 4904, 5184, 5517, 5760, 6130, 6480, 7356, 8640, 9195, 9808, 10368, 11034, 12260, 12960, 14712, 16551, 17280, 18390, 19616, 22068, 24520, 25920, 27585, 29424, 33102, 36780, 39232, 44136, 49040, 49653, 51840, 55170, 58848, 66204, 73560, 78464, 82755, 88272, 98080, 99306, 110340, 117696, 132408, 147120, 165510, 176544, 196160, 198612, 220680, 235392, 248265, 264816, 294240, 331020, 353088, 392320, 397224, 441360, 496530, 529632, 588480, 662040, 706176, 794448, 882720, 993060, 1059264, 1176960, 1324080, 1588896, 1765440, 1986120, 2118528, 2648160, 3177792, 3530880, 3972240, 5296320, 6355584, 7944480, 10592640, 15888960, 31777920]

約数ペア:

[(1, 31777920), (2, 15888960), (3, 10592640), (4, 7944480), (5, 6355584), (6, 5296320), (8, 3972240), (9, 3530880), (10, 3177792), (12, 2648160), (15, 2118528), (16, 1986120), (18, 1765440), (20, 1588896), (24, 1324080), (27, 1176960), (30, 1059264), (32, 993060), (36, 882720), (40, 794448), (45, 706176), (48, 662040), (54, 588480), (60, 529632), (64, 496530), (72, 441360), (80, 397224), (81, 392320), (90, 353088), (96, 331020), (108, 294240), (120, 264816), (128, 248265), (135, 235392), (144, 220680), (160, 198612), (162, 196160), (180, 176544), (192, 165510), (216, 147120), (240, 132408), (270, 117696), (288, 110340), (320, 99306), (324, 98080), (360, 88272), (384, 82755), (405, 78464), (432, 73560), (480, 66204), (540, 58848), (576, 55170), (613, 51840), (640, 49653), (648, 49040), (720, 44136), (810, 39232), (864, 36780), (960, 33102), (1080, 29424), (1152, 27585), (1226, 25920), (1296, 24520), (1440, 22068), (1620, 19616), (1728, 18390), (1839, 17280), (1920, 16551), (2160, 14712), (2452, 12960), (2592, 12260), (2880, 11034), (3065, 10368), (3240, 9808), (3456, 9195), (3678, 8640), (4320, 7356), (4904, 6480), (5184, 6130), (5517, 5760)]