87257520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 320

約数和(自身を含む): 357120000

約数和(自身を除く): 269862480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 168, 174, 180, 189, 199, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 315, 336, 348, 360, 378, 398, 406, 420, 432, 435, 464, 504, 522, 540, 560, 580, 597, 609, 630, 696, 720, 756, 783, 796, 812, 840, 870, 945, 995, 1008, 1015, 1044, 1080, 1160, 1194, 1218, 1260, 1305, 1392, 1393, 1512, 1566, 1592, 1624, 1680, 1740, 1791, 1827, 1890, 1990, 2030, 2088, 2160, 2320, 2388, 2436, 2520, 2610, 2786, 2985, 3024, 3045, 3132, 3184, 3248, 3480, 3582, 3654, 3780, 3915, 3980, 4060, 4176, 4179, 4776, 4872, 5040, 5220, 5373, 5481, 5572, 5771, 5970, 6090, 6264, 6960, 6965, 7164, 7308, 7560, 7830, 7960, 8120, 8358, 8955, 9135, 9552, 9744, 10440, 10746, 10962, 11144, 11542, 11940, 12180, 12528, 12537, 13930, 14328, 14616, 15120, 15660, 15920, 16240, 16716, 17313, 17910, 18270, 20880, 20895, 21492, 21924, 22288, 23084, 23880, 24360, 25074, 26865, 27405, 27860, 28656, 28855, 29232, 31320, 33432, 34626, 35820, 36540, 37611, 40397, 41790, 42984, 43848, 46168, 47760, 48720, 50148, 51939, 53730, 54810, 55720, 57710, 62640, 62685, 66864, 69252, 71640, 73080, 75222, 80794, 83580, 85968, 86565, 87696, 92336, 100296, 103878, 107460, 109620, 111440, 115420, 121191, 125370, 138504, 143280, 146160, 150444, 155817, 161588, 167160, 173130, 188055, 200592, 201985, 207756, 214920, 219240, 230840, 242382, 250740, 259695, 277008, 300888, 311634, 323176, 334320, 346260, 363573, 376110, 403970, 415512, 429840, 438480, 461680, 484764, 501480, 519390, 601776, 605955, 623268, 646352, 692520, 727146, 752220, 779085, 807940, 831024, 969528, 1002960, 1038780, 1090719, 1211910, 1246536, 1385040, 1454292, 1504440, 1558170, 1615880, 1817865, 1939056, 2077560, 2181438, 2423820, 2493072, 2908584, 3008880, 3116340, 3231760, 3635730, 4155120, 4362876, 4847640, 5453595, 5817168, 6232680, 7271460, 8725752, 9695280, 10907190, 12465360, 14542920, 17451504, 21814380, 29085840, 43628760, 87257520]

約数ペア:

[(1, 87257520), (2, 43628760), (3, 29085840), (4, 21814380), (5, 17451504), (6, 14542920), (7, 12465360), (8, 10907190), (9, 9695280), (10, 8725752), (12, 7271460), (14, 6232680), (15, 5817168), (16, 5453595), (18, 4847640), (20, 4362876), (21, 4155120), (24, 3635730), (27, 3231760), (28, 3116340), (29, 3008880), (30, 2908584), (35, 2493072), (36, 2423820), (40, 2181438), (42, 2077560), (45, 1939056), (48, 1817865), (54, 1615880), (56, 1558170), (58, 1504440), (60, 1454292), (63, 1385040), (70, 1246536), (72, 1211910), (80, 1090719), (84, 1038780), (87, 1002960), (90, 969528), (105, 831024), (108, 807940), (112, 779085), (116, 752220), (120, 727146), (126, 692520), (135, 646352), (140, 623268), (144, 605955), (145, 601776), (168, 519390), (174, 501480), (180, 484764), (189, 461680), (199, 438480), (203, 429840), (210, 415512), (216, 403970), (232, 376110), (240, 363573), (252, 346260), (261, 334320), (270, 323176), (280, 311634), (290, 300888), (315, 277008), (336, 259695), (348, 250740), (360, 242382), (378, 230840), (398, 219240), (406, 214920), (420, 207756), (432, 201985), (435, 200592), (464, 188055), (504, 173130), (522, 167160), (540, 161588), (560, 155817), (580, 150444), (597, 146160), (609, 143280), (630, 138504), (696, 125370), (720, 121191), (756, 115420), (783, 111440), (796, 109620), (812, 107460), (840, 103878), (870, 100296), (945, 92336), (995, 87696), (1008, 86565), (1015, 85968), (1044, 83580), (1080, 80794), (1160, 75222), (1194, 73080), (1218, 71640), (1260, 69252), (1305, 66864), (1392, 62685), (1393, 62640), (1512, 57710), (1566, 55720), (1592, 54810), (1624, 53730), (1680, 51939), (1740, 50148), (1791, 48720), (1827, 47760), (1890, 46168), (1990, 43848), (2030, 42984), (2088, 41790), (2160, 40397), (2320, 37611), (2388, 36540), (2436, 35820), (2520, 34626), (2610, 33432), (2786, 31320), (2985, 29232), (3024, 28855), (3045, 28656), (3132, 27860), (3184, 27405), (3248, 26865), (3480, 25074), (3582, 24360), (3654, 23880), (3780, 23084), (3915, 22288), (3980, 21924), (4060, 21492), (4176, 20895), (4179, 20880), (4776, 18270), (4872, 17910), (5040, 17313), (5220, 16716), (5373, 16240), (5481, 15920), (5572, 15660), (5771, 15120), (5970, 14616), (6090, 14328), (6264, 13930), (6960, 12537), (6965, 12528), (7164, 12180), (7308, 11940), (7560, 11542), (7830, 11144), (7960, 10962), (8120, 10746), (8358, 10440), (8955, 9744), (9135, 9552)]