1816655040

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:781

約数の個数: 280

約数和(自身を含む): 6531589680

約数和(自身を除く): 4714934640

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, 109, 120, 135, 144, 160, 162, 180, 192, 216, 218, 240, 270, 288, 320, 324, 327, 360, 405, 432, 436, 480, 540, 545, 576, 643, 648, 654, 720, 810, 864, 872, 960, 981, 1080, 1090, 1286, 1296, 1308, 1440, 1620, 1635, 1728, 1744, 1929, 1962, 2160, 2180, 2572, 2592, 2616, 2880, 2943, 3215, 3240, 3270, 3488, 3858, 3924, 4320, 4360, 4905, 5144, 5184, 5232, 5787, 5886, 6430, 6480, 6540, 6976, 7716, 7848, 8640, 8720, 8829, 9645, 9810, 10288, 10464, 11574, 11772, 12860, 12960, 13080, 14715, 15432, 15696, 17361, 17440, 17658, 19290, 19620, 20576, 20928, 23148, 23544, 25720, 25920, 26160, 28935, 29430, 30864, 31392, 34722, 34880, 35316, 38580, 39240, 41152, 44145, 46296, 47088, 51440, 52083, 52320, 57870, 58860, 61728, 62784, 69444, 70087, 70632, 77160, 78480, 86805, 88290, 92592, 94176, 102880, 104166, 104640, 115740, 117720, 123456, 138888, 140174, 141264, 154320, 156960, 173610, 176580, 185184, 188352, 205760, 208332, 210261, 231480, 235440, 260415, 277776, 280348, 282528, 308640, 313920, 347220, 350435, 353160, 370368, 416664, 420522, 462960, 470880, 520830, 555552, 560696, 565056, 617280, 630783, 694440, 700870, 706320, 833328, 841044, 925920, 941760, 1041660, 1051305, 1111104, 1121392, 1261566, 1388880, 1401740, 1412640, 1666656, 1682088, 1851840, 1892349, 2083320, 2102610, 2242784, 2523132, 2777760, 2803480, 2825280, 3153915, 3333312, 3364176, 3784698, 4166640, 4205220, 4485568, 5046264, 5555520, 5606960, 5677047, 6307830, 6728352, 7569396, 8333280, 8410440, 9461745, 10092528, 11213920, 11354094, 12615660, 13456704, 15138792, 16666560, 16820880, 18923490, 20185056, 22427840, 22708188, 25231320, 28385235, 30277584, 33641760, 37846980, 40370112, 45416376, 50462640, 56770470, 60555168, 67283520, 75693960, 90832752, 100925280, 113540940, 121110336, 151387920, 181665504, 201850560, 227081880, 302775840, 363331008, 454163760, 605551680, 908327520, 1816655040]

約数ペア:

[(1, 1816655040), (2, 908327520), (3, 605551680), (4, 454163760), (5, 363331008), (6, 302775840), (8, 227081880), (9, 201850560), (10, 181665504), (12, 151387920), (15, 121110336), (16, 113540940), (18, 100925280), (20, 90832752), (24, 75693960), (27, 67283520), (30, 60555168), (32, 56770470), (36, 50462640), (40, 45416376), (45, 40370112), (48, 37846980), (54, 33641760), (60, 30277584), (64, 28385235), (72, 25231320), (80, 22708188), (81, 22427840), (90, 20185056), (96, 18923490), (108, 16820880), (109, 16666560), (120, 15138792), (135, 13456704), (144, 12615660), (160, 11354094), (162, 11213920), (180, 10092528), (192, 9461745), (216, 8410440), (218, 8333280), (240, 7569396), (270, 6728352), (288, 6307830), (320, 5677047), (324, 5606960), (327, 5555520), (360, 5046264), (405, 4485568), (432, 4205220), (436, 4166640), (480, 3784698), (540, 3364176), (545, 3333312), (576, 3153915), (643, 2825280), (648, 2803480), (654, 2777760), (720, 2523132), (810, 2242784), (864, 2102610), (872, 2083320), (960, 1892349), (981, 1851840), (1080, 1682088), (1090, 1666656), (1286, 1412640), (1296, 1401740), (1308, 1388880), (1440, 1261566), (1620, 1121392), (1635, 1111104), (1728, 1051305), (1744, 1041660), (1929, 941760), (1962, 925920), (2160, 841044), (2180, 833328), (2572, 706320), (2592, 700870), (2616, 694440), (2880, 630783), (2943, 617280), (3215, 565056), (3240, 560696), (3270, 555552), (3488, 520830), (3858, 470880), (3924, 462960), (4320, 420522), (4360, 416664), (4905, 370368), (5144, 353160), (5184, 350435), (5232, 347220), (5787, 313920), (5886, 308640), (6430, 282528), (6480, 280348), (6540, 277776), (6976, 260415), (7716, 235440), (7848, 231480), (8640, 210261), (8720, 208332), (8829, 205760), (9645, 188352), (9810, 185184), (10288, 176580), (10464, 173610), (11574, 156960), (11772, 154320), (12860, 141264), (12960, 140174), (13080, 138888), (14715, 123456), (15432, 117720), (15696, 115740), (17361, 104640), (17440, 104166), (17658, 102880), (19290, 94176), (19620, 92592), (20576, 88290), (20928, 86805), (23148, 78480), (23544, 77160), (25720, 70632), (25920, 70087), (26160, 69444), (28935, 62784), (29430, 61728), (30864, 58860), (31392, 57870), (34722, 52320), (34880, 52083), (35316, 51440), (38580, 47088), (39240, 46296), (41152, 44145)]