397311480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:995

約数の個数: 160

約数和(自身を含む): 1346004000

約数和(自身を除く): 948692520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 149, 162, 180, 216, 270, 298, 324, 360, 405, 447, 540, 596, 648, 745, 810, 823, 894, 1080, 1192, 1341, 1490, 1620, 1646, 1788, 2235, 2469, 2682, 2980, 3240, 3292, 3576, 4023, 4115, 4470, 4938, 5364, 5960, 6584, 6705, 7407, 8046, 8230, 8940, 9876, 10728, 12069, 12345, 13410, 14814, 16092, 16460, 17880, 19752, 20115, 22221, 24138, 24690, 26820, 29628, 32184, 32920, 37035, 40230, 44442, 48276, 49380, 53640, 59256, 60345, 66663, 74070, 80460, 88884, 96552, 98760, 111105, 120690, 122627, 133326, 148140, 160920, 177768, 222210, 241380, 245254, 266652, 296280, 333315, 367881, 444420, 482760, 490508, 533304, 613135, 666630, 735762, 888840, 981016, 1103643, 1226270, 1333260, 1471524, 1839405, 2207286, 2452540, 2666520, 2943048, 3310929, 3678810, 4414572, 4905080, 5518215, 6621858, 7357620, 8829144, 9932787, 11036430, 13243716, 14715240, 16554645, 19865574, 22072860, 26487432, 33109290, 39731148, 44145720, 49663935, 66218580, 79462296, 99327870, 132437160, 198655740, 397311480]

約数ペア:

[(1, 397311480), (2, 198655740), (3, 132437160), (4, 99327870), (5, 79462296), (6, 66218580), (8, 49663935), (9, 44145720), (10, 39731148), (12, 33109290), (15, 26487432), (18, 22072860), (20, 19865574), (24, 16554645), (27, 14715240), (30, 13243716), (36, 11036430), (40, 9932787), (45, 8829144), (54, 7357620), (60, 6621858), (72, 5518215), (81, 4905080), (90, 4414572), (108, 3678810), (120, 3310929), (135, 2943048), (149, 2666520), (162, 2452540), (180, 2207286), (216, 1839405), (270, 1471524), (298, 1333260), (324, 1226270), (360, 1103643), (405, 981016), (447, 888840), (540, 735762), (596, 666630), (648, 613135), (745, 533304), (810, 490508), (823, 482760), (894, 444420), (1080, 367881), (1192, 333315), (1341, 296280), (1490, 266652), (1620, 245254), (1646, 241380), (1788, 222210), (2235, 177768), (2469, 160920), (2682, 148140), (2980, 133326), (3240, 122627), (3292, 120690), (3576, 111105), (4023, 98760), (4115, 96552), (4470, 88884), (4938, 80460), (5364, 74070), (5960, 66663), (6584, 60345), (6705, 59256), (7407, 53640), (8046, 49380), (8230, 48276), (8940, 44442), (9876, 40230), (10728, 37035), (12069, 32920), (12345, 32184), (13410, 29628), (14814, 26820), (16092, 24690), (16460, 24138), (17880, 22221), (19752, 20115)]