319994640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:566

約数の個数: 240

約数和(自身を含む): 1238635008

約数和(自身を除く): 918640368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 173, 180, 210, 240, 252, 280, 315, 336, 346, 360, 367, 420, 504, 519, 560, 630, 692, 720, 734, 840, 865, 1008, 1038, 1101, 1211, 1260, 1384, 1468, 1557, 1680, 1730, 1835, 2076, 2202, 2422, 2520, 2569, 2595, 2768, 2936, 3114, 3303, 3460, 3633, 3670, 4152, 4404, 4844, 5040, 5138, 5190, 5505, 5872, 6055, 6228, 6606, 6920, 7266, 7340, 7707, 7785, 8304, 8808, 9688, 10276, 10380, 10899, 11010, 12110, 12456, 12845, 13212, 13840, 14532, 14680, 15414, 15570, 16515, 17616, 18165, 19376, 20552, 20760, 21798, 22020, 23121, 24220, 24912, 25690, 26424, 29064, 29360, 30828, 31140, 33030, 36330, 38535, 41104, 41520, 43596, 44040, 46242, 48440, 51380, 52848, 54495, 58128, 61656, 62280, 63491, 66060, 72660, 77070, 87192, 88080, 92484, 96880, 102760, 108990, 115605, 123312, 124560, 126982, 132120, 145320, 154140, 174384, 184968, 190473, 205520, 217980, 231210, 253964, 264240, 290640, 308280, 317455, 369936, 380946, 435960, 444437, 462420, 507928, 571419, 616560, 634910, 761892, 871920, 888874, 924840, 952365, 1015856, 1142838, 1269820, 1333311, 1523784, 1777748, 1849680, 1904730, 2222185, 2285676, 2539640, 2666622, 2857095, 3047568, 3555496, 3809460, 3999933, 4444370, 4571352, 5079280, 5333244, 5714190, 6666555, 7110992, 7618920, 7999866, 8888740, 9142704, 10666488, 11428380, 13333110, 15237840, 15999732, 17777480, 19999665, 21332976, 22856760, 26666220, 31999464, 35554960, 39999330, 45713520, 53332440, 63998928, 79998660, 106664880, 159997320, 319994640]

約数ペア:

[(1, 319994640), (2, 159997320), (3, 106664880), (4, 79998660), (5, 63998928), (6, 53332440), (7, 45713520), (8, 39999330), (9, 35554960), (10, 31999464), (12, 26666220), (14, 22856760), (15, 21332976), (16, 19999665), (18, 17777480), (20, 15999732), (21, 15237840), (24, 13333110), (28, 11428380), (30, 10666488), (35, 9142704), (36, 8888740), (40, 7999866), (42, 7618920), (45, 7110992), (48, 6666555), (56, 5714190), (60, 5333244), (63, 5079280), (70, 4571352), (72, 4444370), (80, 3999933), (84, 3809460), (90, 3555496), (105, 3047568), (112, 2857095), (120, 2666622), (126, 2539640), (140, 2285676), (144, 2222185), (168, 1904730), (173, 1849680), (180, 1777748), (210, 1523784), (240, 1333311), (252, 1269820), (280, 1142838), (315, 1015856), (336, 952365), (346, 924840), (360, 888874), (367, 871920), (420, 761892), (504, 634910), (519, 616560), (560, 571419), (630, 507928), (692, 462420), (720, 444437), (734, 435960), (840, 380946), (865, 369936), (1008, 317455), (1038, 308280), (1101, 290640), (1211, 264240), (1260, 253964), (1384, 231210), (1468, 217980), (1557, 205520), (1680, 190473), (1730, 184968), (1835, 174384), (2076, 154140), (2202, 145320), (2422, 132120), (2520, 126982), (2569, 124560), (2595, 123312), (2768, 115605), (2936, 108990), (3114, 102760), (3303, 96880), (3460, 92484), (3633, 88080), (3670, 87192), (4152, 77070), (4404, 72660), (4844, 66060), (5040, 63491), (5138, 62280), (5190, 61656), (5505, 58128), (5872, 54495), (6055, 52848), (6228, 51380), (6606, 48440), (6920, 46242), (7266, 44040), (7340, 43596), (7707, 41520), (7785, 41104), (8304, 38535), (8808, 36330), (9688, 33030), (10276, 31140), (10380, 30828), (10899, 29360), (11010, 29064), (12110, 26424), (12456, 25690), (12845, 24912), (13212, 24220), (13840, 23121), (14532, 22020), (14680, 21798), (15414, 20760), (15570, 20552), (16515, 19376), (17616, 18165)]