19969200

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{43}}^2$

素因数の和:113

約数の個数: 180

約数和(自身を含む): 72766920

約数和(自身を除く): 52797720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 43, 45, 48, 50, 54, 60, 72, 75, 80, 86, 90, 100, 108, 120, 129, 135, 144, 150, 172, 180, 200, 215, 216, 225, 240, 258, 270, 300, 344, 360, 387, 400, 430, 432, 450, 516, 540, 600, 645, 675, 688, 720, 774, 860, 900, 1032, 1075, 1080, 1161, 1200, 1290, 1350, 1548, 1720, 1800, 1849, 1935, 2064, 2150, 2160, 2322, 2580, 2700, 3096, 3225, 3440, 3600, 3698, 3870, 4300, 4644, 5160, 5400, 5547, 5805, 6192, 6450, 7396, 7740, 8600, 9245, 9288, 9675, 10320, 10800, 11094, 11610, 12900, 14792, 15480, 16641, 17200, 18490, 18576, 19350, 22188, 23220, 25800, 27735, 29025, 29584, 30960, 33282, 36980, 38700, 44376, 46225, 46440, 49923, 51600, 55470, 58050, 66564, 73960, 77400, 83205, 88752, 92450, 92880, 99846, 110940, 116100, 133128, 138675, 147920, 154800, 166410, 184900, 199692, 221880, 232200, 249615, 266256, 277350, 332820, 369800, 399384, 416025, 443760, 464400, 499230, 554700, 665640, 739600, 798768, 832050, 998460, 1109400, 1248075, 1331280, 1664100, 1996920, 2218800, 2496150, 3328200, 3993840, 4992300, 6656400, 9984600, 19969200]

約数ペア:

[(1, 19969200), (2, 9984600), (3, 6656400), (4, 4992300), (5, 3993840), (6, 3328200), (8, 2496150), (9, 2218800), (10, 1996920), (12, 1664100), (15, 1331280), (16, 1248075), (18, 1109400), (20, 998460), (24, 832050), (25, 798768), (27, 739600), (30, 665640), (36, 554700), (40, 499230), (43, 464400), (45, 443760), (48, 416025), (50, 399384), (54, 369800), (60, 332820), (72, 277350), (75, 266256), (80, 249615), (86, 232200), (90, 221880), (100, 199692), (108, 184900), (120, 166410), (129, 154800), (135, 147920), (144, 138675), (150, 133128), (172, 116100), (180, 110940), (200, 99846), (215, 92880), (216, 92450), (225, 88752), (240, 83205), (258, 77400), (270, 73960), (300, 66564), (344, 58050), (360, 55470), (387, 51600), (400, 49923), (430, 46440), (432, 46225), (450, 44376), (516, 38700), (540, 36980), (600, 33282), (645, 30960), (675, 29584), (688, 29025), (720, 27735), (774, 25800), (860, 23220), (900, 22188), (1032, 19350), (1075, 18576), (1080, 18490), (1161, 17200), (1200, 16641), (1290, 15480), (1350, 14792), (1548, 12900), (1720, 11610), (1800, 11094), (1849, 10800), (1935, 10320), (2064, 9675), (2150, 9288), (2160, 9245), (2322, 8600), (2580, 7740), (2700, 7396), (3096, 6450), (3225, 6192), (3440, 5805), (3600, 5547), (3698, 5400), (3870, 5160), (4300, 4644)]