209725560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:490

約数の個数: 192

約数和(自身を含む): 750072960

約数和(自身を除く): 540347400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 211, 220, 251, 264, 330, 360, 396, 422, 440, 495, 502, 633, 660, 753, 792, 844, 990, 1004, 1055, 1255, 1266, 1320, 1506, 1688, 1899, 1980, 2008, 2110, 2259, 2321, 2510, 2532, 2761, 3012, 3165, 3765, 3798, 3960, 4220, 4518, 4642, 5020, 5064, 5522, 6024, 6330, 6963, 7530, 7596, 8283, 8440, 9036, 9284, 9495, 10040, 11044, 11295, 11605, 12660, 13805, 13926, 15060, 15192, 16566, 18072, 18568, 18990, 20889, 22088, 22590, 23210, 24849, 25320, 27610, 27852, 30120, 33132, 34815, 37980, 41415, 41778, 45180, 46420, 49698, 52961, 55220, 55704, 66264, 69630, 75960, 82830, 83556, 90360, 92840, 99396, 104445, 105922, 110440, 124245, 139260, 158883, 165660, 167112, 198792, 208890, 211844, 248490, 264805, 278520, 317766, 331320, 417780, 423688, 476649, 496980, 529610, 582571, 635532, 794415, 835560, 953298, 993960, 1059220, 1165142, 1271064, 1588830, 1747713, 1906596, 2118440, 2330284, 2383245, 2912855, 3177660, 3495426, 3813192, 4660568, 4766490, 5243139, 5825710, 6355320, 6990852, 8738565, 9532980, 10486278, 11651420, 13981704, 17477130, 19065960, 20972556, 23302840, 26215695, 34954260, 41945112, 52431390, 69908520, 104862780, 209725560]

約数ペア:

[(1, 209725560), (2, 104862780), (3, 69908520), (4, 52431390), (5, 41945112), (6, 34954260), (8, 26215695), (9, 23302840), (10, 20972556), (11, 19065960), (12, 17477130), (15, 13981704), (18, 11651420), (20, 10486278), (22, 9532980), (24, 8738565), (30, 6990852), (33, 6355320), (36, 5825710), (40, 5243139), (44, 4766490), (45, 4660568), (55, 3813192), (60, 3495426), (66, 3177660), (72, 2912855), (88, 2383245), (90, 2330284), (99, 2118440), (110, 1906596), (120, 1747713), (132, 1588830), (165, 1271064), (180, 1165142), (198, 1059220), (211, 993960), (220, 953298), (251, 835560), (264, 794415), (330, 635532), (360, 582571), (396, 529610), (422, 496980), (440, 476649), (495, 423688), (502, 417780), (633, 331320), (660, 317766), (753, 278520), (792, 264805), (844, 248490), (990, 211844), (1004, 208890), (1055, 198792), (1255, 167112), (1266, 165660), (1320, 158883), (1506, 139260), (1688, 124245), (1899, 110440), (1980, 105922), (2008, 104445), (2110, 99396), (2259, 92840), (2321, 90360), (2510, 83556), (2532, 82830), (2761, 75960), (3012, 69630), (3165, 66264), (3765, 55704), (3798, 55220), (3960, 52961), (4220, 49698), (4518, 46420), (4642, 45180), (5020, 41778), (5064, 41415), (5522, 37980), (6024, 34815), (6330, 33132), (6963, 30120), (7530, 27852), (7596, 27610), (8283, 25320), (8440, 24849), (9036, 23210), (9284, 22590), (9495, 22088), (10040, 20889), (11044, 18990), (11295, 18568), (11605, 18072), (12660, 16566), (13805, 15192), (13926, 15060)]