645032080

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2137}}^1$

素因数の和:2182

約数の個数: 160

約数和(自身を含む): 1908806400

約数和(自身を除く): 1263774320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 343, 385, 392, 440, 490, 539, 560, 616, 686, 770, 784, 880, 980, 1078, 1232, 1372, 1540, 1715, 1960, 2137, 2156, 2695, 2744, 3080, 3430, 3773, 3920, 4274, 4312, 5390, 5488, 6160, 6860, 7546, 8548, 8624, 10685, 10780, 13720, 14959, 15092, 17096, 18865, 21370, 21560, 23507, 27440, 29918, 30184, 34192, 37730, 42740, 43120, 47014, 59836, 60368, 74795, 75460, 85480, 94028, 104713, 117535, 119672, 149590, 150920, 164549, 170960, 188056, 209426, 235070, 239344, 299180, 301840, 329098, 376112, 418852, 470140, 523565, 598360, 658196, 732991, 822745, 837704, 940280, 1047130, 1151843, 1196720, 1316392, 1465982, 1645490, 1675408, 1880560, 2094260, 2303686, 2632784, 2931964, 3290980, 3664955, 4188520, 4607372, 5759215, 5863928, 6581960, 7329910, 8062901, 8377040, 9214744, 11518430, 11727856, 13163920, 14659820, 16125802, 18429488, 23036860, 29319640, 32251604, 40314505, 46073720, 58639280, 64503208, 80629010, 92147440, 129006416, 161258020, 322516040, 645032080]

約数ペア:

[(1, 645032080), (2, 322516040), (4, 161258020), (5, 129006416), (7, 92147440), (8, 80629010), (10, 64503208), (11, 58639280), (14, 46073720), (16, 40314505), (20, 32251604), (22, 29319640), (28, 23036860), (35, 18429488), (40, 16125802), (44, 14659820), (49, 13163920), (55, 11727856), (56, 11518430), (70, 9214744), (77, 8377040), (80, 8062901), (88, 7329910), (98, 6581960), (110, 5863928), (112, 5759215), (140, 4607372), (154, 4188520), (176, 3664955), (196, 3290980), (220, 2931964), (245, 2632784), (280, 2303686), (308, 2094260), (343, 1880560), (385, 1675408), (392, 1645490), (440, 1465982), (490, 1316392), (539, 1196720), (560, 1151843), (616, 1047130), (686, 940280), (770, 837704), (784, 822745), (880, 732991), (980, 658196), (1078, 598360), (1232, 523565), (1372, 470140), (1540, 418852), (1715, 376112), (1960, 329098), (2137, 301840), (2156, 299180), (2695, 239344), (2744, 235070), (3080, 209426), (3430, 188056), (3773, 170960), (3920, 164549), (4274, 150920), (4312, 149590), (5390, 119672), (5488, 117535), (6160, 104713), (6860, 94028), (7546, 85480), (8548, 75460), (8624, 74795), (10685, 60368), (10780, 59836), (13720, 47014), (14959, 43120), (15092, 42740), (17096, 37730), (18865, 34192), (21370, 30184), (21560, 29918), (23507, 27440)]