19081440

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{631}}^1$

素因数の和:662

約数の個数: 192

約数和(自身を含む): 76446720

約数和(自身を除く): 57365280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 631, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1262, 1440, 1512, 1680, 1890, 1893, 2016, 2160, 2520, 2524, 3024, 3155, 3360, 3780, 3786, 4320, 4417, 5040, 5048, 5679, 6048, 6310, 7560, 7572, 8834, 9465, 10080, 10096, 11358, 12620, 13251, 15120, 15144, 17037, 17668, 18930, 20192, 22085, 22716, 25240, 26502, 28395, 30240, 30288, 34074, 35336, 37860, 39753, 44170, 45432, 50480, 53004, 56790, 60576, 66255, 68148, 70672, 75720, 79506, 85185, 88340, 90864, 100960, 106008, 113580, 119259, 132510, 136296, 141344, 151440, 159012, 170370, 176680, 181728, 198765, 212016, 227160, 238518, 265020, 272592, 302880, 318024, 340740, 353360, 397530, 424032, 454320, 477036, 530040, 545184, 596295, 636048, 681480, 706720, 795060, 908640, 954072, 1060080, 1192590, 1272096, 1362960, 1590120, 1908144, 2120160, 2385180, 2725920, 3180240, 3816288, 4770360, 6360480, 9540720, 19081440]

約数ペア:

[(1, 19081440), (2, 9540720), (3, 6360480), (4, 4770360), (5, 3816288), (6, 3180240), (7, 2725920), (8, 2385180), (9, 2120160), (10, 1908144), (12, 1590120), (14, 1362960), (15, 1272096), (16, 1192590), (18, 1060080), (20, 954072), (21, 908640), (24, 795060), (27, 706720), (28, 681480), (30, 636048), (32, 596295), (35, 545184), (36, 530040), (40, 477036), (42, 454320), (45, 424032), (48, 397530), (54, 353360), (56, 340740), (60, 318024), (63, 302880), (70, 272592), (72, 265020), (80, 238518), (84, 227160), (90, 212016), (96, 198765), (105, 181728), (108, 176680), (112, 170370), (120, 159012), (126, 151440), (135, 141344), (140, 136296), (144, 132510), (160, 119259), (168, 113580), (180, 106008), (189, 100960), (210, 90864), (216, 88340), (224, 85185), (240, 79506), (252, 75720), (270, 70672), (280, 68148), (288, 66255), (315, 60576), (336, 56790), (360, 53004), (378, 50480), (420, 45432), (432, 44170), (480, 39753), (504, 37860), (540, 35336), (560, 34074), (630, 30288), (631, 30240), (672, 28395), (720, 26502), (756, 25240), (840, 22716), (864, 22085), (945, 20192), (1008, 18930), (1080, 17668), (1120, 17037), (1260, 15144), (1262, 15120), (1440, 13251), (1512, 12620), (1680, 11358), (1890, 10096), (1893, 10080), (2016, 9465), (2160, 8834), (2520, 7572), (2524, 7560), (3024, 6310), (3155, 6048), (3360, 5679), (3780, 5048), (3786, 5040), (4320, 4417)]