21677040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 480

約数和(自身を含む): 100279296

約数和(自身を除く): 78602256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 23, 24, 28, 30, 33, 34, 35, 36, 40, 42, 44, 45, 46, 48, 51, 55, 56, 60, 63, 66, 68, 69, 70, 72, 77, 80, 84, 85, 88, 90, 92, 99, 102, 105, 110, 112, 115, 119, 120, 126, 132, 136, 138, 140, 144, 153, 154, 161, 165, 168, 170, 176, 180, 184, 187, 198, 204, 207, 210, 220, 230, 231, 238, 240, 252, 253, 255, 264, 272, 276, 280, 306, 308, 315, 322, 330, 336, 340, 345, 357, 360, 368, 374, 385, 391, 396, 408, 414, 420, 440, 460, 462, 476, 483, 495, 504, 506, 510, 528, 552, 560, 561, 595, 612, 616, 630, 644, 660, 680, 690, 693, 714, 720, 748, 759, 765, 770, 782, 792, 805, 816, 828, 840, 880, 920, 924, 935, 952, 966, 990, 1008, 1012, 1020, 1035, 1071, 1104, 1122, 1155, 1173, 1190, 1224, 1232, 1260, 1265, 1288, 1309, 1320, 1360, 1380, 1386, 1428, 1449, 1496, 1518, 1530, 1540, 1564, 1584, 1610, 1656, 1680, 1683, 1771, 1785, 1840, 1848, 1870, 1904, 1932, 1955, 1980, 2024, 2040, 2070, 2142, 2244, 2277, 2310, 2346, 2380, 2415, 2448, 2520, 2530, 2576, 2618, 2640, 2737, 2760, 2772, 2805, 2856, 2898, 2992, 3036, 3060, 3080, 3128, 3220, 3312, 3366, 3465, 3519, 3542, 3570, 3696, 3740, 3795, 3864, 3910, 3927, 3960, 4048, 4080, 4140, 4284, 4301, 4488, 4554, 4620, 4692, 4760, 4830, 5040, 5060, 5236, 5313, 5355, 5474, 5520, 5544, 5610, 5712, 5796, 5865, 6072, 6120, 6160, 6256, 6440, 6545, 6732, 6930, 7038, 7084, 7140, 7245, 7480, 7590, 7728, 7820, 7854, 7920, 8211, 8280, 8415, 8568, 8602, 8855, 8976, 9108, 9240, 9384, 9520, 9660, 10120, 10472, 10626, 10710, 10948, 11088, 11220, 11385, 11592, 11730, 11781, 12144, 12240, 12880, 12903, 13090, 13464, 13685, 13860, 14076, 14168, 14280, 14490, 14960, 15180, 15640, 15708, 15939, 16422, 16560, 16830, 17136, 17204, 17595, 17710, 18216, 18480, 18768, 19320, 19635, 20240, 20944, 21252, 21420, 21505, 21896, 22440, 22770, 23184, 23460, 23562, 24633, 25806, 26180, 26565, 26928, 27370, 27720, 28152, 28336, 28560, 28980, 30107, 30360, 31280, 31416, 31878, 32844, 33660, 34408, 35190, 35420, 36432, 38640, 38709, 39270, 41055, 42504, 42840, 43010, 43792, 44880, 45540, 46920, 47124, 49266, 51612, 52360, 53130, 54740, 55440, 56304, 57960, 58905, 60214, 60720, 62832, 63756, 64515, 65688, 67320, 68816, 70380, 70840, 77418, 78540, 79695, 82110, 85008, 85680, 86020, 90321, 91080, 93840, 94248, 98532, 103224, 104720, 106260, 109480, 115920, 117810, 120428, 123165, 127512, 129030, 131376, 134640, 140760, 141680, 150535, 154836, 157080, 159390, 164220, 172040, 180642, 182160, 188496, 193545, 197064, 206448, 212520, 218960, 235620, 240856, 246330, 255024, 258060, 270963, 281520, 301070, 309672, 314160, 318780, 328440, 344080, 361284, 387090, 394128, 425040, 451605, 471240, 481712, 492660, 516120, 541926, 602140, 619344, 637560, 656880, 722568, 774180, 903210, 942480, 985320, 1032240, 1083852, 1204280, 1275120, 1354815, 1445136, 1548360, 1806420, 1970640, 2167704, 2408560, 2709630, 3096720, 3612840, 4335408, 5419260, 7225680, 10838520, 21677040]

約数ペア:

[(1, 21677040), (2, 10838520), (3, 7225680), (4, 5419260), (5, 4335408), (6, 3612840), (7, 3096720), (8, 2709630), (9, 2408560), (10, 2167704), (11, 1970640), (12, 1806420), (14, 1548360), (15, 1445136), (16, 1354815), (17, 1275120), (18, 1204280), (20, 1083852), (21, 1032240), (22, 985320), (23, 942480), (24, 903210), (28, 774180), (30, 722568), (33, 656880), (34, 637560), (35, 619344), (36, 602140), (40, 541926), (42, 516120), (44, 492660), (45, 481712), (46, 471240), (48, 451605), (51, 425040), (55, 394128), (56, 387090), (60, 361284), (63, 344080), (66, 328440), (68, 318780), (69, 314160), (70, 309672), (72, 301070), (77, 281520), (80, 270963), (84, 258060), (85, 255024), (88, 246330), (90, 240856), (92, 235620), (99, 218960), (102, 212520), (105, 206448), (110, 197064), (112, 193545), (115, 188496), (119, 182160), (120, 180642), (126, 172040), (132, 164220), (136, 159390), (138, 157080), (140, 154836), (144, 150535), (153, 141680), (154, 140760), (161, 134640), (165, 131376), (168, 129030), (170, 127512), (176, 123165), (180, 120428), (184, 117810), (187, 115920), (198, 109480), (204, 106260), (207, 104720), (210, 103224), (220, 98532), (230, 94248), (231, 93840), (238, 91080), (240, 90321), (252, 86020), (253, 85680), (255, 85008), (264, 82110), (272, 79695), (276, 78540), (280, 77418), (306, 70840), (308, 70380), (315, 68816), (322, 67320), (330, 65688), (336, 64515), (340, 63756), (345, 62832), (357, 60720), (360, 60214), (368, 58905), (374, 57960), (385, 56304), (391, 55440), (396, 54740), (408, 53130), (414, 52360), (420, 51612), (440, 49266), (460, 47124), (462, 46920), (476, 45540), (483, 44880), (495, 43792), (504, 43010), (506, 42840), (510, 42504), (528, 41055), (552, 39270), (560, 38709), (561, 38640), (595, 36432), (612, 35420), (616, 35190), (630, 34408), (644, 33660), (660, 32844), (680, 31878), (690, 31416), (693, 31280), (714, 30360), (720, 30107), (748, 28980), (759, 28560), (765, 28336), (770, 28152), (782, 27720), (792, 27370), (805, 26928), (816, 26565), (828, 26180), (840, 25806), (880, 24633), (920, 23562), (924, 23460), (935, 23184), (952, 22770), (966, 22440), (990, 21896), (1008, 21505), (1012, 21420), (1020, 21252), (1035, 20944), (1071, 20240), (1104, 19635), (1122, 19320), (1155, 18768), (1173, 18480), (1190, 18216), (1224, 17710), (1232, 17595), (1260, 17204), (1265, 17136), (1288, 16830), (1309, 16560), (1320, 16422), (1360, 15939), (1380, 15708), (1386, 15640), (1428, 15180), (1449, 14960), (1496, 14490), (1518, 14280), (1530, 14168), (1540, 14076), (1564, 13860), (1584, 13685), (1610, 13464), (1656, 13090), (1680, 12903), (1683, 12880), (1771, 12240), (1785, 12144), (1840, 11781), (1848, 11730), (1870, 11592), (1904, 11385), (1932, 11220), (1955, 11088), (1980, 10948), (2024, 10710), (2040, 10626), (2070, 10472), (2142, 10120), (2244, 9660), (2277, 9520), (2310, 9384), (2346, 9240), (2380, 9108), (2415, 8976), (2448, 8855), (2520, 8602), (2530, 8568), (2576, 8415), (2618, 8280), (2640, 8211), (2737, 7920), (2760, 7854), (2772, 7820), (2805, 7728), (2856, 7590), (2898, 7480), (2992, 7245), (3036, 7140), (3060, 7084), (3080, 7038), (3128, 6930), (3220, 6732), (3312, 6545), (3366, 6440), (3465, 6256), (3519, 6160), (3542, 6120), (3570, 6072), (3696, 5865), (3740, 5796), (3795, 5712), (3864, 5610), (3910, 5544), (3927, 5520), (3960, 5474), (4048, 5355), (4080, 5313), (4140, 5236), (4284, 5060), (4301, 5040), (4488, 4830), (4554, 4760), (4620, 4692)]