257671440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27529}}^1$

素因数の和:27561

約数の個数: 120

約数和(自身を含む): 931945560

約数和(自身を除く): 674274120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 27529, 55058, 82587, 110116, 137645, 165174, 220232, 247761, 275290, 330348, 357877, 412935, 440464, 495522, 550580, 660696, 715754, 825870, 991044, 1073631, 1101160, 1238805, 1321392, 1431508, 1651740, 1789385, 1982088, 2147262, 2202320, 2477610, 2863016, 3220893, 3303480, 3578770, 3964176, 4294524, 4955220, 5368155, 5726032, 6441786, 6606960, 7157540, 8589048, 9910440, 10736310, 12883572, 14315080, 16104465, 17178096, 19820880, 21472620, 25767144, 28630160, 32208930, 42945240, 51534288, 64417860, 85890480, 128835720, 257671440]

約数ペア:

[(1, 257671440), (2, 128835720), (3, 85890480), (4, 64417860), (5, 51534288), (6, 42945240), (8, 32208930), (9, 28630160), (10, 25767144), (12, 21472620), (13, 19820880), (15, 17178096), (16, 16104465), (18, 14315080), (20, 12883572), (24, 10736310), (26, 9910440), (30, 8589048), (36, 7157540), (39, 6606960), (40, 6441786), (45, 5726032), (48, 5368155), (52, 4955220), (60, 4294524), (65, 3964176), (72, 3578770), (78, 3303480), (80, 3220893), (90, 2863016), (104, 2477610), (117, 2202320), (120, 2147262), (130, 1982088), (144, 1789385), (156, 1651740), (180, 1431508), (195, 1321392), (208, 1238805), (234, 1101160), (240, 1073631), (260, 991044), (312, 825870), (360, 715754), (390, 660696), (468, 550580), (520, 495522), (585, 440464), (624, 412935), (720, 357877), (780, 330348), (936, 275290), (1040, 247761), (1170, 220232), (1560, 165174), (1872, 137645), (2340, 110116), (3120, 82587), (4680, 55058), (9360, 27529)]