15888960

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 140

約数和(自身を含む): 56612028

約数和(自身を除く): 40723068

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

約数ペア:

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