1997189280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3929}}^1$

素因数の和:4303

約数の個数: 144

約数和(自身を含む): 6836455080

約数和(自身を除く): 4839265800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 353, 360, 480, 706, 720, 1059, 1412, 1440, 1765, 2118, 2824, 3177, 3530, 3929, 4236, 5295, 5648, 6354, 7060, 7858, 8472, 10590, 11296, 11787, 12708, 14120, 15716, 15885, 16944, 19645, 21180, 23574, 25416, 28240, 31432, 31770, 33888, 35361, 39290, 42360, 47148, 50832, 56480, 58935, 62864, 63540, 70722, 78580, 84720, 94296, 101664, 117870, 125728, 127080, 141444, 157160, 169440, 176805, 188592, 235740, 254160, 282888, 314320, 353610, 377184, 471480, 508320, 565776, 628640, 707220, 942960, 1131552, 1386937, 1414440, 1885920, 2773874, 2828880, 4160811, 5547748, 5657760, 6934685, 8321622, 11095496, 12482433, 13869370, 16643244, 20804055, 22190992, 24964866, 27738740, 33286488, 41608110, 44381984, 49929732, 55477480, 62412165, 66572976, 83216220, 99859464, 110954960, 124824330, 133145952, 166432440, 199718928, 221909920, 249648660, 332864880, 399437856, 499297320, 665729760, 998594640, 1997189280]

約数ペア:

[(1, 1997189280), (2, 998594640), (3, 665729760), (4, 499297320), (5, 399437856), (6, 332864880), (8, 249648660), (9, 221909920), (10, 199718928), (12, 166432440), (15, 133145952), (16, 124824330), (18, 110954960), (20, 99859464), (24, 83216220), (30, 66572976), (32, 62412165), (36, 55477480), (40, 49929732), (45, 44381984), (48, 41608110), (60, 33286488), (72, 27738740), (80, 24964866), (90, 22190992), (96, 20804055), (120, 16643244), (144, 13869370), (160, 12482433), (180, 11095496), (240, 8321622), (288, 6934685), (353, 5657760), (360, 5547748), (480, 4160811), (706, 2828880), (720, 2773874), (1059, 1885920), (1412, 1414440), (1440, 1386937), (1765, 1131552), (2118, 942960), (2824, 707220), (3177, 628640), (3530, 565776), (3929, 508320), (4236, 471480), (5295, 377184), (5648, 353610), (6354, 314320), (7060, 282888), (7858, 254160), (8472, 235740), (10590, 188592), (11296, 176805), (11787, 169440), (12708, 157160), (14120, 141444), (15716, 127080), (15885, 125728), (16944, 117870), (19645, 101664), (21180, 94296), (23574, 84720), (25416, 78580), (28240, 70722), (31432, 63540), (31770, 62864), (33888, 58935), (35361, 56480), (39290, 50832), (42360, 47148)]