1664184960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:720

約数の個数: 256

約数和(自身を含む): 5936400000

約数和(自身を除く): 4272215040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 193, 216, 240, 270, 288, 320, 360, 384, 386, 432, 480, 499, 540, 576, 579, 640, 720, 772, 864, 960, 965, 998, 1080, 1152, 1158, 1440, 1497, 1544, 1728, 1737, 1920, 1930, 1996, 2160, 2316, 2495, 2880, 2895, 2994, 3088, 3456, 3474, 3860, 3992, 4320, 4491, 4632, 4990, 5211, 5760, 5790, 5988, 6176, 6948, 7485, 7720, 7984, 8640, 8685, 8982, 9264, 9980, 10422, 11580, 11976, 12352, 13473, 13896, 14970, 15440, 15968, 17280, 17370, 17964, 18528, 19960, 20844, 22455, 23160, 23952, 24704, 26055, 26946, 27792, 29940, 30880, 31936, 34740, 35928, 37056, 39920, 41688, 44910, 46320, 47904, 52110, 53892, 55584, 59880, 61760, 63872, 67365, 69480, 71856, 74112, 79840, 83376, 89820, 92640, 95808, 96307, 104220, 107784, 111168, 119760, 123520, 134730, 138960, 143712, 159680, 166752, 179640, 185280, 191616, 192614, 208440, 215568, 222336, 239520, 269460, 277920, 287424, 288921, 319360, 333504, 359280, 370560, 385228, 416880, 431136, 479040, 481535, 538920, 555840, 574848, 577842, 667008, 718560, 770456, 833760, 862272, 866763, 958080, 963070, 1077840, 1111680, 1155684, 1437120, 1444605, 1540912, 1667520, 1724544, 1733526, 1926140, 2155680, 2311368, 2600289, 2874240, 2889210, 3081824, 3335040, 3467052, 3852280, 4311360, 4333815, 4622736, 5200578, 5778420, 6163648, 6934104, 7704560, 8622720, 8667630, 9245472, 10401156, 11556840, 12327296, 13001445, 13868208, 15409120, 17335260, 18490944, 20802312, 23113680, 26002890, 27736416, 30818240, 34670520, 36981888, 41604624, 46227360, 52005780, 55472832, 61636480, 69341040, 83209248, 92454720, 104011560, 110945664, 138682080, 166418496, 184909440, 208023120, 277364160, 332836992, 416046240, 554728320, 832092480, 1664184960]

約数ペア:

[(1, 1664184960), (2, 832092480), (3, 554728320), (4, 416046240), (5, 332836992), (6, 277364160), (8, 208023120), (9, 184909440), (10, 166418496), (12, 138682080), (15, 110945664), (16, 104011560), (18, 92454720), (20, 83209248), (24, 69341040), (27, 61636480), (30, 55472832), (32, 52005780), (36, 46227360), (40, 41604624), (45, 36981888), (48, 34670520), (54, 30818240), (60, 27736416), (64, 26002890), (72, 23113680), (80, 20802312), (90, 18490944), (96, 17335260), (108, 15409120), (120, 13868208), (128, 13001445), (135, 12327296), (144, 11556840), (160, 10401156), (180, 9245472), (192, 8667630), (193, 8622720), (216, 7704560), (240, 6934104), (270, 6163648), (288, 5778420), (320, 5200578), (360, 4622736), (384, 4333815), (386, 4311360), (432, 3852280), (480, 3467052), (499, 3335040), (540, 3081824), (576, 2889210), (579, 2874240), (640, 2600289), (720, 2311368), (772, 2155680), (864, 1926140), (960, 1733526), (965, 1724544), (998, 1667520), (1080, 1540912), (1152, 1444605), (1158, 1437120), (1440, 1155684), (1497, 1111680), (1544, 1077840), (1728, 963070), (1737, 958080), (1920, 866763), (1930, 862272), (1996, 833760), (2160, 770456), (2316, 718560), (2495, 667008), (2880, 577842), (2895, 574848), (2994, 555840), (3088, 538920), (3456, 481535), (3474, 479040), (3860, 431136), (3992, 416880), (4320, 385228), (4491, 370560), (4632, 359280), (4990, 333504), (5211, 319360), (5760, 288921), (5790, 287424), (5988, 277920), (6176, 269460), (6948, 239520), (7485, 222336), (7720, 215568), (7984, 208440), (8640, 192614), (8685, 191616), (8982, 185280), (9264, 179640), (9980, 166752), (10422, 159680), (11580, 143712), (11976, 138960), (12352, 134730), (13473, 123520), (13896, 119760), (14970, 111168), (15440, 107784), (15968, 104220), (17280, 96307), (17370, 95808), (17964, 92640), (18528, 89820), (19960, 83376), (20844, 79840), (22455, 74112), (23160, 71856), (23952, 69480), (24704, 67365), (26055, 63872), (26946, 61760), (27792, 59880), (29940, 55584), (30880, 53892), (31936, 52110), (34740, 47904), (35928, 46320), (37056, 44910), (39920, 41688)]