80505480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 267494400

約数和(自身を除く): 186988920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 859, 1065, 1320, 1420, 1562, 1704, 1718, 2130, 2343, 2577, 2840, 3124, 3436, 3905, 4260, 4295, 4686, 5154, 6248, 6872, 7810, 8520, 8590, 9372, 9449, 10308, 11715, 12885, 15620, 17180, 18744, 18898, 20616, 23430, 25770, 28347, 31240, 34360, 37796, 46860, 47245, 51540, 56694, 60989, 75592, 93720, 94490, 103080, 113388, 121978, 141735, 182967, 188980, 226776, 243956, 283470, 304945, 365934, 377960, 487912, 566940, 609890, 670879, 731868, 914835, 1133880, 1219780, 1341758, 1463736, 1829670, 2012637, 2439560, 2683516, 3354395, 3659340, 4025274, 5367032, 6708790, 7318680, 8050548, 10063185, 13417580, 16101096, 20126370, 26835160, 40252740, 80505480]

約数ペア:

[(1, 80505480), (2, 40252740), (3, 26835160), (4, 20126370), (5, 16101096), (6, 13417580), (8, 10063185), (10, 8050548), (11, 7318680), (12, 6708790), (15, 5367032), (20, 4025274), (22, 3659340), (24, 3354395), (30, 2683516), (33, 2439560), (40, 2012637), (44, 1829670), (55, 1463736), (60, 1341758), (66, 1219780), (71, 1133880), (88, 914835), (110, 731868), (120, 670879), (132, 609890), (142, 566940), (165, 487912), (213, 377960), (220, 365934), (264, 304945), (284, 283470), (330, 243956), (355, 226776), (426, 188980), (440, 182967), (568, 141735), (660, 121978), (710, 113388), (781, 103080), (852, 94490), (859, 93720), (1065, 75592), (1320, 60989), (1420, 56694), (1562, 51540), (1704, 47245), (1718, 46860), (2130, 37796), (2343, 34360), (2577, 31240), (2840, 28347), (3124, 25770), (3436, 23430), (3905, 20616), (4260, 18898), (4295, 18744), (4686, 17180), (5154, 15620), (6248, 12885), (6872, 11715), (7810, 10308), (8520, 9449), (8590, 9372)]