78180480

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 288

約数和(自身を含む): 315176940

約数和(自身を除く): 236996460

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 277, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 554, 560, 576, 588, 630, 640, 672, 720, 735, 784, 831, 840, 882, 896, 960, 980, 1008, 1108, 1120, 1152, 1176, 1260, 1344, 1385, 1440, 1470, 1568, 1662, 1680, 1764, 1920, 1939, 1960, 2016, 2205, 2216, 2240, 2352, 2493, 2520, 2688, 2770, 2880, 2940, 3136, 3324, 3360, 3528, 3878, 3920, 4032, 4155, 4410, 4432, 4480, 4704, 4986, 5040, 5540, 5760, 5817, 5880, 6272, 6648, 6720, 7056, 7756, 7840, 8064, 8310, 8820, 8864, 9408, 9695, 9972, 10080, 11080, 11634, 11760, 12465, 13296, 13440, 13573, 14112, 15512, 15680, 16620, 17451, 17640, 17728, 18816, 19390, 19944, 20160, 22160, 23268, 23520, 24930, 26592, 27146, 28224, 29085, 31024, 31360, 33240, 34902, 35280, 35456, 38780, 39888, 40320, 40719, 44320, 46536, 47040, 49860, 53184, 54292, 56448, 58170, 62048, 66480, 67865, 69804, 70560, 77560, 79776, 81438, 87255, 88640, 93072, 94080, 99720, 106368, 108584, 116340, 122157, 124096, 132960, 135730, 139608, 141120, 155120, 159552, 162876, 174510, 177280, 186144, 199440, 203595, 217168, 232680, 244314, 248192, 265920, 271460, 279216, 282240, 310240, 319104, 325752, 349020, 372288, 398880, 407190, 434336, 465360, 488628, 531840, 542920, 558432, 610785, 620480, 651504, 698040, 744576, 797760, 814380, 868672, 930720, 977256, 1085840, 1116864, 1221570, 1240960, 1303008, 1396080, 1595520, 1628760, 1737344, 1861440, 1954512, 2171680, 2233728, 2443140, 2606016, 2792160, 3257520, 3722880, 3909024, 4343360, 4886280, 5212032, 5584320, 6515040, 7818048, 8686720, 9772560, 11168640, 13030080, 15636096, 19545120, 26060160, 39090240, 78180480]

約数ペア:

[(1, 78180480), (2, 39090240), (3, 26060160), (4, 19545120), (5, 15636096), (6, 13030080), (7, 11168640), (8, 9772560), (9, 8686720), (10, 7818048), (12, 6515040), (14, 5584320), (15, 5212032), (16, 4886280), (18, 4343360), (20, 3909024), (21, 3722880), (24, 3257520), (28, 2792160), (30, 2606016), (32, 2443140), (35, 2233728), (36, 2171680), (40, 1954512), (42, 1861440), (45, 1737344), (48, 1628760), (49, 1595520), (56, 1396080), (60, 1303008), (63, 1240960), (64, 1221570), (70, 1116864), (72, 1085840), (80, 977256), (84, 930720), (90, 868672), (96, 814380), (98, 797760), (105, 744576), (112, 698040), (120, 651504), (126, 620480), (128, 610785), (140, 558432), (144, 542920), (147, 531840), (160, 488628), (168, 465360), (180, 434336), (192, 407190), (196, 398880), (210, 372288), (224, 349020), (240, 325752), (245, 319104), (252, 310240), (277, 282240), (280, 279216), (288, 271460), (294, 265920), (315, 248192), (320, 244314), (336, 232680), (360, 217168), (384, 203595), (392, 199440), (420, 186144), (441, 177280), (448, 174510), (480, 162876), (490, 159552), (504, 155120), (554, 141120), (560, 139608), (576, 135730), (588, 132960), (630, 124096), (640, 122157), (672, 116340), (720, 108584), (735, 106368), (784, 99720), (831, 94080), (840, 93072), (882, 88640), (896, 87255), (960, 81438), (980, 79776), (1008, 77560), (1108, 70560), (1120, 69804), (1152, 67865), (1176, 66480), (1260, 62048), (1344, 58170), (1385, 56448), (1440, 54292), (1470, 53184), (1568, 49860), (1662, 47040), (1680, 46536), (1764, 44320), (1920, 40719), (1939, 40320), (1960, 39888), (2016, 38780), (2205, 35456), (2216, 35280), (2240, 34902), (2352, 33240), (2493, 31360), (2520, 31024), (2688, 29085), (2770, 28224), (2880, 27146), (2940, 26592), (3136, 24930), (3324, 23520), (3360, 23268), (3528, 22160), (3878, 20160), (3920, 19944), (4032, 19390), (4155, 18816), (4410, 17728), (4432, 17640), (4480, 17451), (4704, 16620), (4986, 15680), (5040, 15512), (5540, 14112), (5760, 13573), (5817, 13440), (5880, 13296), (6272, 12465), (6648, 11760), (6720, 11634), (7056, 11080), (7756, 10080), (7840, 9972), (8064, 9695), (8310, 9408), (8820, 8864)]