205874240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 168

約数和(自身を含む): 581726040

約数和(自身を除く): 375851800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 320, 352, 409, 416, 440, 484, 520, 572, 605, 704, 715, 818, 832, 880, 968, 1040, 1144, 1210, 1430, 1573, 1636, 1760, 1936, 2045, 2080, 2288, 2420, 2860, 3146, 3272, 3520, 3872, 4090, 4160, 4499, 4576, 4840, 5317, 5720, 6292, 6544, 7744, 7865, 8180, 8998, 9152, 9680, 10634, 11440, 12584, 13088, 15730, 16360, 17996, 19360, 21268, 22495, 22880, 25168, 26176, 26585, 31460, 32720, 35992, 38720, 42536, 44990, 45760, 49489, 50336, 53170, 58487, 62920, 65440, 71984, 85072, 89980, 98978, 100672, 106340, 116974, 125840, 130880, 143968, 170144, 179960, 197956, 212680, 233948, 247445, 251680, 287936, 292435, 340288, 359920, 395912, 425360, 467896, 494890, 503360, 584870, 643357, 719840, 791824, 850720, 935792, 989780, 1169740, 1286714, 1439680, 1583648, 1701440, 1871584, 1979560, 2339480, 2573428, 3167296, 3216785, 3743168, 3959120, 4678960, 5146856, 6433570, 7918240, 9357920, 10293712, 12867140, 15836480, 18715840, 20587424, 25734280, 41174848, 51468560, 102937120, 205874240]

約数ペア:

[(1, 205874240), (2, 102937120), (4, 51468560), (5, 41174848), (8, 25734280), (10, 20587424), (11, 18715840), (13, 15836480), (16, 12867140), (20, 10293712), (22, 9357920), (26, 7918240), (32, 6433570), (40, 5146856), (44, 4678960), (52, 3959120), (55, 3743168), (64, 3216785), (65, 3167296), (80, 2573428), (88, 2339480), (104, 1979560), (110, 1871584), (121, 1701440), (130, 1583648), (143, 1439680), (160, 1286714), (176, 1169740), (208, 989780), (220, 935792), (242, 850720), (260, 791824), (286, 719840), (320, 643357), (352, 584870), (409, 503360), (416, 494890), (440, 467896), (484, 425360), (520, 395912), (572, 359920), (605, 340288), (704, 292435), (715, 287936), (818, 251680), (832, 247445), (880, 233948), (968, 212680), (1040, 197956), (1144, 179960), (1210, 170144), (1430, 143968), (1573, 130880), (1636, 125840), (1760, 116974), (1936, 106340), (2045, 100672), (2080, 98978), (2288, 89980), (2420, 85072), (2860, 71984), (3146, 65440), (3272, 62920), (3520, 58487), (3872, 53170), (4090, 50336), (4160, 49489), (4499, 45760), (4576, 44990), (4840, 42536), (5317, 38720), (5720, 35992), (6292, 32720), (6544, 31460), (7744, 26585), (7865, 26176), (8180, 25168), (8998, 22880), (9152, 22495), (9680, 21268), (10634, 19360), (11440, 17996), (12584, 16360), (13088, 15730)]