16811280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 160

約数和(自身を含む): 59579520

約数和(自身を除く): 42768240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 80, 86, 90, 108, 120, 129, 135, 144, 172, 180, 181, 215, 216, 240, 258, 270, 344, 360, 362, 387, 430, 432, 516, 540, 543, 645, 688, 720, 724, 774, 860, 905, 1032, 1080, 1086, 1161, 1290, 1448, 1548, 1629, 1720, 1810, 1935, 2064, 2160, 2172, 2322, 2580, 2715, 2896, 3096, 3258, 3440, 3620, 3870, 4344, 4644, 4887, 5160, 5430, 5805, 6192, 6516, 7240, 7740, 7783, 8145, 8688, 9288, 9774, 10320, 10860, 11610, 13032, 14480, 15480, 15566, 16290, 18576, 19548, 21720, 23220, 23349, 24435, 26064, 30960, 31132, 32580, 38915, 39096, 43440, 46440, 46698, 48870, 62264, 65160, 70047, 77830, 78192, 92880, 93396, 97740, 116745, 124528, 130320, 140094, 155660, 186792, 195480, 210141, 233490, 280188, 311320, 350235, 373584, 390960, 420282, 466980, 560376, 622640, 700470, 840564, 933960, 1050705, 1120752, 1400940, 1681128, 1867920, 2101410, 2801880, 3362256, 4202820, 5603760, 8405640, 16811280]

約数ペア:

[(1, 16811280), (2, 8405640), (3, 5603760), (4, 4202820), (5, 3362256), (6, 2801880), (8, 2101410), (9, 1867920), (10, 1681128), (12, 1400940), (15, 1120752), (16, 1050705), (18, 933960), (20, 840564), (24, 700470), (27, 622640), (30, 560376), (36, 466980), (40, 420282), (43, 390960), (45, 373584), (48, 350235), (54, 311320), (60, 280188), (72, 233490), (80, 210141), (86, 195480), (90, 186792), (108, 155660), (120, 140094), (129, 130320), (135, 124528), (144, 116745), (172, 97740), (180, 93396), (181, 92880), (215, 78192), (216, 77830), (240, 70047), (258, 65160), (270, 62264), (344, 48870), (360, 46698), (362, 46440), (387, 43440), (430, 39096), (432, 38915), (516, 32580), (540, 31132), (543, 30960), (645, 26064), (688, 24435), (720, 23349), (724, 23220), (774, 21720), (860, 19548), (905, 18576), (1032, 16290), (1080, 15566), (1086, 15480), (1161, 14480), (1290, 13032), (1448, 11610), (1548, 10860), (1629, 10320), (1720, 9774), (1810, 9288), (1935, 8688), (2064, 8145), (2160, 7783), (2172, 7740), (2322, 7240), (2580, 6516), (2715, 6192), (2896, 5805), (3096, 5430), (3258, 5160), (3440, 4887), (3620, 4644), (3870, 4344)]