280601280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:764

約数の個数: 224

約数和(自身を含む): 1012423680

約数和(自身を除く): 731822400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 360, 376, 423, 432, 470, 480, 540, 564, 576, 691, 705, 720, 752, 846, 864, 940, 960, 1080, 1128, 1269, 1382, 1410, 1440, 1504, 1692, 1728, 1880, 2073, 2115, 2160, 2256, 2538, 2764, 2820, 2880, 3008, 3384, 3455, 3760, 4146, 4230, 4320, 4512, 5076, 5528, 5640, 6219, 6345, 6768, 6910, 7520, 8292, 8460, 8640, 9024, 10152, 10365, 11056, 11280, 12438, 12690, 13536, 13820, 15040, 16584, 16920, 18657, 20304, 20730, 22112, 22560, 24876, 25380, 27072, 27640, 31095, 32477, 33168, 33840, 37314, 40608, 41460, 44224, 45120, 49752, 50760, 55280, 62190, 64954, 66336, 67680, 74628, 81216, 82920, 93285, 97431, 99504, 101520, 110560, 124380, 129908, 132672, 135360, 149256, 162385, 165840, 186570, 194862, 199008, 203040, 221120, 248760, 259816, 292293, 298512, 324770, 331680, 373140, 389724, 398016, 406080, 487155, 497520, 519632, 584586, 597024, 649540, 663360, 746280, 779448, 876879, 974310, 995040, 1039264, 1169172, 1194048, 1299080, 1461465, 1492560, 1558896, 1753758, 1948620, 1990080, 2078528, 2338344, 2598160, 2922930, 2985120, 3117792, 3507516, 3897240, 4384395, 4676688, 5196320, 5845860, 5970240, 6235584, 7015032, 7794480, 8768790, 9353376, 10392640, 11691720, 14030064, 15588960, 17537580, 18706752, 23383440, 28060128, 31177920, 35075160, 46766880, 56120256, 70150320, 93533760, 140300640, 280601280]

約数ペア:

[(1, 280601280), (2, 140300640), (3, 93533760), (4, 70150320), (5, 56120256), (6, 46766880), (8, 35075160), (9, 31177920), (10, 28060128), (12, 23383440), (15, 18706752), (16, 17537580), (18, 15588960), (20, 14030064), (24, 11691720), (27, 10392640), (30, 9353376), (32, 8768790), (36, 7794480), (40, 7015032), (45, 6235584), (47, 5970240), (48, 5845860), (54, 5196320), (60, 4676688), (64, 4384395), (72, 3897240), (80, 3507516), (90, 3117792), (94, 2985120), (96, 2922930), (108, 2598160), (120, 2338344), (135, 2078528), (141, 1990080), (144, 1948620), (160, 1753758), (180, 1558896), (188, 1492560), (192, 1461465), (216, 1299080), (235, 1194048), (240, 1169172), (270, 1039264), (282, 995040), (288, 974310), (320, 876879), (360, 779448), (376, 746280), (423, 663360), (432, 649540), (470, 597024), (480, 584586), (540, 519632), (564, 497520), (576, 487155), (691, 406080), (705, 398016), (720, 389724), (752, 373140), (846, 331680), (864, 324770), (940, 298512), (960, 292293), (1080, 259816), (1128, 248760), (1269, 221120), (1382, 203040), (1410, 199008), (1440, 194862), (1504, 186570), (1692, 165840), (1728, 162385), (1880, 149256), (2073, 135360), (2115, 132672), (2160, 129908), (2256, 124380), (2538, 110560), (2764, 101520), (2820, 99504), (2880, 97431), (3008, 93285), (3384, 82920), (3455, 81216), (3760, 74628), (4146, 67680), (4230, 66336), (4320, 64954), (4512, 62190), (5076, 55280), (5528, 50760), (5640, 49752), (6219, 45120), (6345, 44224), (6768, 41460), (6910, 40608), (7520, 37314), (8292, 33840), (8460, 33168), (8640, 32477), (9024, 31095), (10152, 27640), (10365, 27072), (11056, 25380), (11280, 24876), (12438, 22560), (12690, 22112), (13536, 20730), (13820, 20304), (15040, 18657), (16584, 16920)]