18561960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:377

約数の個数: 160

約数和(自身を含む): 66254760

約数和(自身を除く): 47692800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 337, 340, 360, 405, 408, 459, 510, 540, 612, 648, 674, 680, 765, 810, 918, 1011, 1020, 1080, 1224, 1348, 1377, 1530, 1620, 1685, 1836, 2022, 2040, 2295, 2696, 2754, 3033, 3060, 3240, 3370, 3672, 4044, 4590, 5055, 5508, 5729, 6066, 6120, 6740, 6885, 8088, 9099, 9180, 10110, 11016, 11458, 12132, 13480, 13770, 15165, 17187, 18198, 18360, 20220, 22916, 24264, 27297, 27540, 28645, 30330, 34374, 36396, 40440, 45495, 45832, 51561, 54594, 55080, 57290, 60660, 68748, 72792, 85935, 90990, 103122, 109188, 114580, 121320, 136485, 137496, 154683, 171870, 181980, 206244, 218376, 229160, 257805, 272970, 309366, 343740, 363960, 412488, 464049, 515610, 545940, 618732, 687480, 773415, 928098, 1031220, 1091880, 1237464, 1546830, 1856196, 2062440, 2320245, 3093660, 3712392, 4640490, 6187320, 9280980, 18561960]

約数ペア:

[(1, 18561960), (2, 9280980), (3, 6187320), (4, 4640490), (5, 3712392), (6, 3093660), (8, 2320245), (9, 2062440), (10, 1856196), (12, 1546830), (15, 1237464), (17, 1091880), (18, 1031220), (20, 928098), (24, 773415), (27, 687480), (30, 618732), (34, 545940), (36, 515610), (40, 464049), (45, 412488), (51, 363960), (54, 343740), (60, 309366), (68, 272970), (72, 257805), (81, 229160), (85, 218376), (90, 206244), (102, 181980), (108, 171870), (120, 154683), (135, 137496), (136, 136485), (153, 121320), (162, 114580), (170, 109188), (180, 103122), (204, 90990), (216, 85935), (255, 72792), (270, 68748), (306, 60660), (324, 57290), (337, 55080), (340, 54594), (360, 51561), (405, 45832), (408, 45495), (459, 40440), (510, 36396), (540, 34374), (612, 30330), (648, 28645), (674, 27540), (680, 27297), (765, 24264), (810, 22916), (918, 20220), (1011, 18360), (1020, 18198), (1080, 17187), (1224, 15165), (1348, 13770), (1377, 13480), (1530, 12132), (1620, 11458), (1685, 11016), (1836, 10110), (2022, 9180), (2040, 9099), (2295, 8088), (2696, 6885), (2754, 6740), (3033, 6120), (3060, 6066), (3240, 5729), (3370, 5508), (3672, 5055), (4044, 4590)]