51889860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 174545280

約数和(自身を除く): 122655420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 146, 165, 180, 198, 219, 220, 292, 330, 359, 365, 396, 438, 495, 657, 660, 718, 730, 803, 876, 990, 1077, 1095, 1314, 1436, 1460, 1606, 1795, 1980, 2154, 2190, 2409, 2628, 3212, 3231, 3285, 3590, 3949, 4015, 4308, 4380, 4818, 5385, 6462, 6570, 7180, 7227, 7898, 8030, 9636, 10770, 11847, 12045, 12924, 13140, 14454, 15796, 16060, 16155, 19745, 21540, 23694, 24090, 26207, 28908, 32310, 35541, 36135, 39490, 47388, 48180, 52414, 59235, 64620, 71082, 72270, 78621, 78980, 104828, 118470, 131035, 142164, 144540, 157242, 177705, 235863, 236940, 262070, 288277, 314484, 355410, 393105, 471726, 524140, 576554, 710820, 786210, 864831, 943452, 1153108, 1179315, 1441385, 1572420, 1729662, 2358630, 2594493, 2882770, 3459324, 4324155, 4717260, 5188986, 5765540, 8648310, 10377972, 12972465, 17296620, 25944930, 51889860]

約数ペア:

[(1, 51889860), (2, 25944930), (3, 17296620), (4, 12972465), (5, 10377972), (6, 8648310), (9, 5765540), (10, 5188986), (11, 4717260), (12, 4324155), (15, 3459324), (18, 2882770), (20, 2594493), (22, 2358630), (30, 1729662), (33, 1572420), (36, 1441385), (44, 1179315), (45, 1153108), (55, 943452), (60, 864831), (66, 786210), (73, 710820), (90, 576554), (99, 524140), (110, 471726), (132, 393105), (146, 355410), (165, 314484), (180, 288277), (198, 262070), (219, 236940), (220, 235863), (292, 177705), (330, 157242), (359, 144540), (365, 142164), (396, 131035), (438, 118470), (495, 104828), (657, 78980), (660, 78621), (718, 72270), (730, 71082), (803, 64620), (876, 59235), (990, 52414), (1077, 48180), (1095, 47388), (1314, 39490), (1436, 36135), (1460, 35541), (1606, 32310), (1795, 28908), (1980, 26207), (2154, 24090), (2190, 23694), (2409, 21540), (2628, 19745), (3212, 16155), (3231, 16060), (3285, 15796), (3590, 14454), (3949, 13140), (4015, 12924), (4308, 12045), (4380, 11847), (4818, 10770), (5385, 9636), (6462, 8030), (6570, 7898), (7180, 7227)]