2884261640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{691}}^1$

素因数の和:1087

約数の個数: 128

約数和(自身を含む): 7324128000

約数和(自身を除く): 4439866360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 349, 460, 520, 598, 691, 698, 920, 1196, 1382, 1396, 1495, 1745, 2392, 2764, 2792, 2990, 3455, 3490, 4537, 5528, 5980, 6910, 6980, 8027, 8983, 9074, 11960, 13820, 13960, 15893, 16054, 17966, 18148, 22685, 27640, 31786, 32108, 35932, 36296, 40135, 44915, 45370, 63572, 64216, 71864, 79465, 80270, 89830, 90740, 104351, 127144, 158930, 160540, 179660, 181480, 206609, 208702, 241159, 317860, 321080, 359320, 413218, 417404, 482318, 521755, 635720, 826436, 834808, 964636, 1033045, 1043510, 1205795, 1652872, 1929272, 2066090, 2087020, 2411590, 3135067, 4132180, 4174040, 4823180, 5546657, 6270134, 8264360, 9646360, 11093314, 12540268, 15675335, 22186628, 25080536, 27733285, 31350670, 44373256, 55466570, 62701340, 72106541, 110933140, 125402680, 144213082, 221866280, 288426164, 360532705, 576852328, 721065410, 1442130820, 2884261640]

約数ペア:

[(1, 2884261640), (2, 1442130820), (4, 721065410), (5, 576852328), (8, 360532705), (10, 288426164), (13, 221866280), (20, 144213082), (23, 125402680), (26, 110933140), (40, 72106541), (46, 62701340), (52, 55466570), (65, 44373256), (92, 31350670), (104, 27733285), (115, 25080536), (130, 22186628), (184, 15675335), (230, 12540268), (260, 11093314), (299, 9646360), (349, 8264360), (460, 6270134), (520, 5546657), (598, 4823180), (691, 4174040), (698, 4132180), (920, 3135067), (1196, 2411590), (1382, 2087020), (1396, 2066090), (1495, 1929272), (1745, 1652872), (2392, 1205795), (2764, 1043510), (2792, 1033045), (2990, 964636), (3455, 834808), (3490, 826436), (4537, 635720), (5528, 521755), (5980, 482318), (6910, 417404), (6980, 413218), (8027, 359320), (8983, 321080), (9074, 317860), (11960, 241159), (13820, 208702), (13960, 206609), (15893, 181480), (16054, 179660), (17966, 160540), (18148, 158930), (22685, 127144), (27640, 104351), (31786, 90740), (32108, 89830), (35932, 80270), (36296, 79465), (40135, 71864), (44915, 64216), (45370, 63572)]