257577840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9173}}^1$

素因数の和:9208

約数の個数: 160

約数和(自身を含む): 955563840

約数和(自身を除く): 697986000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9173, 9360, 14040, 18346, 27519, 28080, 36692, 45865, 55038, 73384, 82557, 91730, 110076, 119249, 137595, 146768, 165114, 183460, 220152, 238498, 247671, 275190, 330228, 357747, 366920, 412785, 440304, 476996, 495342, 550380, 596245, 660456, 715494, 733840, 825570, 953992, 990684, 1073241, 1100760, 1192490, 1238355, 1320912, 1430988, 1651140, 1788735, 1907984, 1981368, 2146482, 2201520, 2384980, 2476710, 2861976, 3219723, 3302280, 3577470, 3962736, 4292964, 4769960, 4953420, 5366205, 5723952, 6439446, 6604560, 7154940, 8585928, 9539920, 9906840, 10732410, 12878892, 14309880, 16098615, 17171856, 19813680, 21464820, 25757784, 28619760, 32197230, 42929640, 51515568, 64394460, 85859280, 128788920, 257577840]

約数ペア:

[(1, 257577840), (2, 128788920), (3, 85859280), (4, 64394460), (5, 51515568), (6, 42929640), (8, 32197230), (9, 28619760), (10, 25757784), (12, 21464820), (13, 19813680), (15, 17171856), (16, 16098615), (18, 14309880), (20, 12878892), (24, 10732410), (26, 9906840), (27, 9539920), (30, 8585928), (36, 7154940), (39, 6604560), (40, 6439446), (45, 5723952), (48, 5366205), (52, 4953420), (54, 4769960), (60, 4292964), (65, 3962736), (72, 3577470), (78, 3302280), (80, 3219723), (90, 2861976), (104, 2476710), (108, 2384980), (117, 2201520), (120, 2146482), (130, 1981368), (135, 1907984), (144, 1788735), (156, 1651140), (180, 1430988), (195, 1320912), (208, 1238355), (216, 1192490), (234, 1100760), (240, 1073241), (260, 990684), (270, 953992), (312, 825570), (351, 733840), (360, 715494), (390, 660456), (432, 596245), (468, 550380), (520, 495342), (540, 476996), (585, 440304), (624, 412785), (702, 366920), (720, 357747), (780, 330228), (936, 275190), (1040, 247671), (1080, 238498), (1170, 220152), (1404, 183460), (1560, 165114), (1755, 146768), (1872, 137595), (2160, 119249), (2340, 110076), (2808, 91730), (3120, 82557), (3510, 73384), (4680, 55038), (5616, 45865), (7020, 36692), (9173, 28080), (9360, 27519), (14040, 18346)]