2809935720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:920

約数の個数: 192

約数和(自身を含む): 9343152000

約数和(自身を除く): 6533216280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 199, 244, 305, 360, 366, 398, 488, 549, 597, 610, 643, 732, 796, 915, 995, 1098, 1194, 1220, 1286, 1464, 1592, 1791, 1830, 1929, 1990, 2196, 2388, 2440, 2572, 2745, 2985, 3215, 3582, 3660, 3858, 3980, 4392, 4776, 5144, 5490, 5787, 5970, 6430, 7164, 7320, 7716, 7960, 8955, 9645, 10980, 11574, 11940, 12139, 12860, 14328, 15432, 17910, 19290, 21960, 23148, 23880, 24278, 25720, 28935, 35820, 36417, 38580, 39223, 46296, 48556, 57870, 60695, 71640, 72834, 77160, 78446, 97112, 109251, 115740, 117669, 121390, 127957, 145668, 156892, 182085, 196115, 218502, 231480, 235338, 242780, 255914, 291336, 313784, 353007, 364170, 383871, 392230, 437004, 470676, 485560, 511828, 546255, 588345, 639785, 706014, 728340, 767742, 784460, 874008, 941352, 1023656, 1092510, 1151613, 1176690, 1279570, 1412028, 1456680, 1535484, 1568920, 1765035, 1919355, 2185020, 2303226, 2353380, 2559140, 2824056, 3070968, 3530070, 3838710, 4370040, 4606452, 4706760, 5118280, 5758065, 7060140, 7677420, 7805377, 9212904, 11516130, 14120280, 15354840, 15610754, 23032260, 23416131, 31221508, 39026885, 46064520, 46832262, 62443016, 70248393, 78053770, 93664524, 117080655, 140496786, 156107540, 187329048, 234161310, 280993572, 312215080, 351241965, 468322620, 561987144, 702483930, 936645240, 1404967860, 2809935720]

約数ペア:

[(1, 2809935720), (2, 1404967860), (3, 936645240), (4, 702483930), (5, 561987144), (6, 468322620), (8, 351241965), (9, 312215080), (10, 280993572), (12, 234161310), (15, 187329048), (18, 156107540), (20, 140496786), (24, 117080655), (30, 93664524), (36, 78053770), (40, 70248393), (45, 62443016), (60, 46832262), (61, 46064520), (72, 39026885), (90, 31221508), (120, 23416131), (122, 23032260), (180, 15610754), (183, 15354840), (199, 14120280), (244, 11516130), (305, 9212904), (360, 7805377), (366, 7677420), (398, 7060140), (488, 5758065), (549, 5118280), (597, 4706760), (610, 4606452), (643, 4370040), (732, 3838710), (796, 3530070), (915, 3070968), (995, 2824056), (1098, 2559140), (1194, 2353380), (1220, 2303226), (1286, 2185020), (1464, 1919355), (1592, 1765035), (1791, 1568920), (1830, 1535484), (1929, 1456680), (1990, 1412028), (2196, 1279570), (2388, 1176690), (2440, 1151613), (2572, 1092510), (2745, 1023656), (2985, 941352), (3215, 874008), (3582, 784460), (3660, 767742), (3858, 728340), (3980, 706014), (4392, 639785), (4776, 588345), (5144, 546255), (5490, 511828), (5787, 485560), (5970, 470676), (6430, 437004), (7164, 392230), (7320, 383871), (7716, 364170), (7960, 353007), (8955, 313784), (9645, 291336), (10980, 255914), (11574, 242780), (11940, 235338), (12139, 231480), (12860, 218502), (14328, 196115), (15432, 182085), (17910, 156892), (19290, 145668), (21960, 127957), (23148, 121390), (23880, 117669), (24278, 115740), (25720, 109251), (28935, 97112), (35820, 78446), (36417, 77160), (38580, 72834), (39223, 71640), (46296, 60695), (48556, 57870)]