7261778720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2687}}^1$

素因数の和:2855

約数の個数: 192

約数和(自身を含む): 20808990720

約数和(自身を除く): 13547212000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 127, 133, 140, 152, 160, 190, 224, 254, 266, 280, 304, 380, 508, 532, 560, 608, 635, 665, 760, 889, 1016, 1064, 1120, 1270, 1330, 1520, 1778, 2032, 2128, 2413, 2540, 2660, 2687, 3040, 3556, 4064, 4256, 4445, 4826, 5080, 5320, 5374, 7112, 8890, 9652, 10160, 10640, 10748, 12065, 13435, 14224, 16891, 17780, 18809, 19304, 20320, 21280, 21496, 24130, 26870, 28448, 33782, 35560, 37618, 38608, 42992, 48260, 51053, 53740, 67564, 71120, 75236, 77216, 84455, 85984, 94045, 96520, 102106, 107480, 135128, 142240, 150472, 168910, 188090, 193040, 204212, 214960, 255265, 270256, 300944, 337820, 341249, 357371, 376180, 386080, 408424, 429920, 510530, 540512, 601888, 675640, 682498, 714742, 752360, 816848, 1021060, 1351280, 1364996, 1429484, 1504720, 1633696, 1706245, 1786855, 2042120, 2388743, 2702560, 2729992, 2858968, 3009440, 3412490, 3573710, 4084240, 4777486, 5459984, 5717936, 6483731, 6824980, 7147420, 8168480, 9554972, 10919968, 11435872, 11943715, 12967462, 13649960, 14294840, 19109944, 23887430, 25934924, 27299920, 28589680, 32418655, 38219888, 45386117, 47774860, 51869848, 54599840, 57179360, 64837310, 76439776, 90772234, 95549720, 103739696, 129674620, 181544468, 191099440, 207479392, 226930585, 259349240, 363088936, 382198880, 453861170, 518698480, 726177872, 907722340, 1037396960, 1452355744, 1815444680, 3630889360, 7261778720]

約数ペア:

[(1, 7261778720), (2, 3630889360), (4, 1815444680), (5, 1452355744), (7, 1037396960), (8, 907722340), (10, 726177872), (14, 518698480), (16, 453861170), (19, 382198880), (20, 363088936), (28, 259349240), (32, 226930585), (35, 207479392), (38, 191099440), (40, 181544468), (56, 129674620), (70, 103739696), (76, 95549720), (80, 90772234), (95, 76439776), (112, 64837310), (127, 57179360), (133, 54599840), (140, 51869848), (152, 47774860), (160, 45386117), (190, 38219888), (224, 32418655), (254, 28589680), (266, 27299920), (280, 25934924), (304, 23887430), (380, 19109944), (508, 14294840), (532, 13649960), (560, 12967462), (608, 11943715), (635, 11435872), (665, 10919968), (760, 9554972), (889, 8168480), (1016, 7147420), (1064, 6824980), (1120, 6483731), (1270, 5717936), (1330, 5459984), (1520, 4777486), (1778, 4084240), (2032, 3573710), (2128, 3412490), (2413, 3009440), (2540, 2858968), (2660, 2729992), (2687, 2702560), (3040, 2388743), (3556, 2042120), (4064, 1786855), (4256, 1706245), (4445, 1633696), (4826, 1504720), (5080, 1429484), (5320, 1364996), (5374, 1351280), (7112, 1021060), (8890, 816848), (9652, 752360), (10160, 714742), (10640, 682498), (10748, 675640), (12065, 601888), (13435, 540512), (14224, 510530), (16891, 429920), (17780, 408424), (18809, 386080), (19304, 376180), (20320, 357371), (21280, 341249), (21496, 337820), (24130, 300944), (26870, 270256), (28448, 255265), (33782, 214960), (35560, 204212), (37618, 193040), (38608, 188090), (42992, 168910), (48260, 150472), (51053, 142240), (53740, 135128), (67564, 107480), (71120, 102106), (75236, 96520), (77216, 94045), (84455, 85984)]