20672766720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1373}}^1$

素因数の和:2707

約数の個数: 216

約数和(自身を含む): 71632478736

約数和(自身を除く): 50959712016

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1307, 1373, 1440, 1920, 2304, 2614, 2746, 2880, 3840, 3921, 4119, 5228, 5492, 5760, 6535, 6865, 7842, 8238, 10456, 10984, 11520, 11763, 12357, 13070, 13730, 15684, 16476, 19605, 20595, 20912, 21968, 23526, 24714, 26140, 27460, 31368, 32952, 39210, 41190, 41824, 43936, 47052, 49428, 52280, 54920, 58815, 61785, 62736, 65904, 78420, 82380, 83648, 87872, 94104, 98856, 104560, 109840, 117630, 123570, 125472, 131808, 156840, 164760, 167296, 175744, 188208, 197712, 209120, 219680, 235260, 247140, 250944, 263616, 313680, 329520, 334592, 351488, 376416, 395424, 418240, 439360, 470520, 494280, 501888, 527232, 627360, 659040, 752832, 790848, 836480, 878720, 941040, 988560, 1003776, 1054464, 1254720, 1318080, 1505664, 1581696, 1672960, 1757440, 1794511, 1882080, 1977120, 2509440, 2636160, 3011328, 3163392, 3589022, 3764160, 3954240, 5018880, 5272320, 5383533, 7178044, 7528320, 7908480, 8972555, 10767066, 14356088, 15056640, 15816960, 16150599, 17945110, 21534132, 26917665, 28712176, 32301198, 35890220, 43068264, 53835330, 57424352, 64602396, 71780440, 80752995, 86136528, 107670660, 114848704, 129204792, 143560880, 161505990, 172273056, 215341320, 229697408, 258409584, 287121760, 323011980, 344546112, 430682640, 459394816, 516819168, 574243520, 646023960, 689092224, 861365280, 1033638336, 1148487040, 1292047920, 1378184448, 1722730560, 2067276672, 2296974080, 2584095840, 3445461120, 4134553344, 5168191680, 6890922240, 10336383360, 20672766720]

約数ペア:

[(1, 20672766720), (2, 10336383360), (3, 6890922240), (4, 5168191680), (5, 4134553344), (6, 3445461120), (8, 2584095840), (9, 2296974080), (10, 2067276672), (12, 1722730560), (15, 1378184448), (16, 1292047920), (18, 1148487040), (20, 1033638336), (24, 861365280), (30, 689092224), (32, 646023960), (36, 574243520), (40, 516819168), (45, 459394816), (48, 430682640), (60, 344546112), (64, 323011980), (72, 287121760), (80, 258409584), (90, 229697408), (96, 215341320), (120, 172273056), (128, 161505990), (144, 143560880), (160, 129204792), (180, 114848704), (192, 107670660), (240, 86136528), (256, 80752995), (288, 71780440), (320, 64602396), (360, 57424352), (384, 53835330), (480, 43068264), (576, 35890220), (640, 32301198), (720, 28712176), (768, 26917665), (960, 21534132), (1152, 17945110), (1280, 16150599), (1307, 15816960), (1373, 15056640), (1440, 14356088), (1920, 10767066), (2304, 8972555), (2614, 7908480), (2746, 7528320), (2880, 7178044), (3840, 5383533), (3921, 5272320), (4119, 5018880), (5228, 3954240), (5492, 3764160), (5760, 3589022), (6535, 3163392), (6865, 3011328), (7842, 2636160), (8238, 2509440), (10456, 1977120), (10984, 1882080), (11520, 1794511), (11763, 1757440), (12357, 1672960), (13070, 1581696), (13730, 1505664), (15684, 1318080), (16476, 1254720), (19605, 1054464), (20595, 1003776), (20912, 988560), (21968, 941040), (23526, 878720), (24714, 836480), (26140, 790848), (27460, 752832), (31368, 659040), (32952, 627360), (39210, 527232), (41190, 501888), (41824, 494280), (43936, 470520), (47052, 439360), (49428, 418240), (52280, 395424), (54920, 376416), (58815, 351488), (61785, 334592), (62736, 329520), (65904, 313680), (78420, 263616), (82380, 250944), (83648, 247140), (87872, 235260), (94104, 219680), (98856, 209120), (104560, 197712), (109840, 188208), (117630, 175744), (123570, 167296), (125472, 164760), (131808, 156840)]