1287801760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{829}}^1$

素因数の和:943

約数の個数: 192

約数和(自身を含む): 3714681600

約数和(自身を除く): 2426879840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 73, 76, 80, 95, 112, 133, 140, 146, 152, 160, 190, 224, 266, 280, 292, 304, 365, 380, 511, 532, 560, 584, 608, 665, 730, 760, 829, 1022, 1064, 1120, 1168, 1330, 1387, 1460, 1520, 1658, 2044, 2128, 2336, 2555, 2660, 2774, 2920, 3040, 3316, 4088, 4145, 4256, 5110, 5320, 5548, 5803, 5840, 6632, 6935, 8176, 8290, 9709, 10220, 10640, 11096, 11606, 11680, 13264, 13870, 15751, 16352, 16580, 19418, 20440, 21280, 22192, 23212, 26528, 27740, 29015, 31502, 33160, 38836, 40880, 44384, 46424, 48545, 55480, 58030, 60517, 63004, 66320, 77672, 78755, 81760, 92848, 97090, 110257, 110960, 116060, 121034, 126008, 132640, 155344, 157510, 185696, 194180, 220514, 221920, 232120, 242068, 252016, 302585, 310688, 315020, 388360, 423619, 441028, 464240, 484136, 504032, 551285, 605170, 630040, 776720, 847238, 882056, 928480, 968272, 1102570, 1149823, 1210340, 1260080, 1553440, 1694476, 1764112, 1936544, 2118095, 2205140, 2299646, 2420680, 2520160, 3388952, 3528224, 4236190, 4410280, 4599292, 4841360, 5749115, 6777904, 8048761, 8472380, 8820560, 9198584, 9682720, 11498230, 13555808, 16097522, 16944760, 17641120, 18397168, 22996460, 32195044, 33889520, 36794336, 40243805, 45992920, 64390088, 67779040, 80487610, 91985840, 128780176, 160975220, 183971680, 257560352, 321950440, 643900880, 1287801760]

約数ペア:

[(1, 1287801760), (2, 643900880), (4, 321950440), (5, 257560352), (7, 183971680), (8, 160975220), (10, 128780176), (14, 91985840), (16, 80487610), (19, 67779040), (20, 64390088), (28, 45992920), (32, 40243805), (35, 36794336), (38, 33889520), (40, 32195044), (56, 22996460), (70, 18397168), (73, 17641120), (76, 16944760), (80, 16097522), (95, 13555808), (112, 11498230), (133, 9682720), (140, 9198584), (146, 8820560), (152, 8472380), (160, 8048761), (190, 6777904), (224, 5749115), (266, 4841360), (280, 4599292), (292, 4410280), (304, 4236190), (365, 3528224), (380, 3388952), (511, 2520160), (532, 2420680), (560, 2299646), (584, 2205140), (608, 2118095), (665, 1936544), (730, 1764112), (760, 1694476), (829, 1553440), (1022, 1260080), (1064, 1210340), (1120, 1149823), (1168, 1102570), (1330, 968272), (1387, 928480), (1460, 882056), (1520, 847238), (1658, 776720), (2044, 630040), (2128, 605170), (2336, 551285), (2555, 504032), (2660, 484136), (2774, 464240), (2920, 441028), (3040, 423619), (3316, 388360), (4088, 315020), (4145, 310688), (4256, 302585), (5110, 252016), (5320, 242068), (5548, 232120), (5803, 221920), (5840, 220514), (6632, 194180), (6935, 185696), (8176, 157510), (8290, 155344), (9709, 132640), (10220, 126008), (10640, 121034), (11096, 116060), (11606, 110960), (11680, 110257), (13264, 97090), (13870, 92848), (15751, 81760), (16352, 78755), (16580, 77672), (19418, 66320), (20440, 63004), (21280, 60517), (22192, 58030), (23212, 55480), (26528, 48545), (27740, 46424), (29015, 44384), (31502, 40880), (33160, 38836)]