81520528680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{3469}}^1\times {\mathrm{7253}}^1$

素因数の和:10745

約数の個数: 160

約数和(自身を含む): 274116328200

約数和(自身を除く): 192595799520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 3469, 6938, 7253, 10407, 13876, 14506, 17345, 20814, 21759, 27752, 29012, 31221, 34690, 36265, 41628, 43518, 52035, 58024, 62442, 65277, 69380, 72530, 83256, 87036, 93663, 104070, 108795, 124884, 130554, 138760, 145060, 156105, 174072, 187326, 195831, 208140, 217590, 249768, 261108, 280989, 290120, 312210, 326385, 374652, 391662, 416280, 435180, 468315, 522216, 561978, 587493, 624420, 652770, 749304, 783324, 870360, 936630, 979155, 1123956, 1174986, 1248840, 1305540, 1404945, 1566648, 1873260, 1958310, 2247912, 2349972, 2611080, 2809890, 2937465, 3746520, 3916620, 4699944, 5619780, 5874930, 7833240, 11239560, 11749860, 23499720, 25160657, 50321314, 75481971, 100642628, 125803285, 150963942, 201285256, 226445913, 251606570, 301927884, 377409855, 452891826, 503213140, 603855768, 679337739, 754819710, 905783652, 1006426280, 1132229565, 1358675478, 1509639420, 1811567304, 2038013217, 2264459130, 2717350956, 3019278840, 3396688695, 4076026434, 4528918260, 5434701912, 6793377390, 8152052868, 9057836520, 10190066085, 13586754780, 16304105736, 20380132170, 27173509560, 40760264340, 81520528680]

約数ペア:

[(1, 81520528680), (2, 40760264340), (3, 27173509560), (4, 20380132170), (5, 16304105736), (6, 13586754780), (8, 10190066085), (9, 9057836520), (10, 8152052868), (12, 6793377390), (15, 5434701912), (18, 4528918260), (20, 4076026434), (24, 3396688695), (27, 3019278840), (30, 2717350956), (36, 2264459130), (40, 2038013217), (45, 1811567304), (54, 1509639420), (60, 1358675478), (72, 1132229565), (81, 1006426280), (90, 905783652), (108, 754819710), (120, 679337739), (135, 603855768), (162, 503213140), (180, 452891826), (216, 377409855), (270, 301927884), (324, 251606570), (360, 226445913), (405, 201285256), (540, 150963942), (648, 125803285), (810, 100642628), (1080, 75481971), (1620, 50321314), (3240, 25160657), (3469, 23499720), (6938, 11749860), (7253, 11239560), (10407, 7833240), (13876, 5874930), (14506, 5619780), (17345, 4699944), (20814, 3916620), (21759, 3746520), (27752, 2937465), (29012, 2809890), (31221, 2611080), (34690, 2349972), (36265, 2247912), (41628, 1958310), (43518, 1873260), (52035, 1566648), (58024, 1404945), (62442, 1305540), (65277, 1248840), (69380, 1174986), (72530, 1123956), (83256, 979155), (87036, 936630), (93663, 870360), (104070, 783324), (108795, 749304), (124884, 652770), (130554, 624420), (138760, 587493), (145060, 561978), (156105, 522216), (174072, 468315), (187326, 435180), (195831, 416280), (208140, 391662), (217590, 374652), (249768, 326385), (261108, 312210), (280989, 290120)]