19545120

素因数分解:

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

素因数の和:312

約数の個数: 216

約数和(自身を含む): 77867244

約数和(自身を除く): 58322124

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, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 277, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 554, 560, 588, 630, 672, 720, 735, 784, 831, 840, 882, 980, 1008, 1108, 1120, 1176, 1260, 1385, 1440, 1470, 1568, 1662, 1680, 1764, 1939, 1960, 2016, 2205, 2216, 2352, 2493, 2520, 2770, 2940, 3324, 3360, 3528, 3878, 3920, 4155, 4410, 4432, 4704, 4986, 5040, 5540, 5817, 5880, 6648, 7056, 7756, 7840, 8310, 8820, 8864, 9695, 9972, 10080, 11080, 11634, 11760, 12465, 13296, 13573, 14112, 15512, 16620, 17451, 17640, 19390, 19944, 22160, 23268, 23520, 24930, 26592, 27146, 29085, 31024, 33240, 34902, 35280, 38780, 39888, 40719, 44320, 46536, 49860, 54292, 58170, 62048, 66480, 67865, 69804, 70560, 77560, 79776, 81438, 87255, 93072, 99720, 108584, 116340, 122157, 132960, 135730, 139608, 155120, 162876, 174510, 186144, 199440, 203595, 217168, 232680, 244314, 271460, 279216, 310240, 325752, 349020, 398880, 407190, 434336, 465360, 488628, 542920, 558432, 610785, 651504, 698040, 814380, 930720, 977256, 1085840, 1221570, 1303008, 1396080, 1628760, 1954512, 2171680, 2443140, 2792160, 3257520, 3909024, 4886280, 6515040, 9772560, 19545120]

約数ペア:

[(1, 19545120), (2, 9772560), (3, 6515040), (4, 4886280), (5, 3909024), (6, 3257520), (7, 2792160), (8, 2443140), (9, 2171680), (10, 1954512), (12, 1628760), (14, 1396080), (15, 1303008), (16, 1221570), (18, 1085840), (20, 977256), (21, 930720), (24, 814380), (28, 698040), (30, 651504), (32, 610785), (35, 558432), (36, 542920), (40, 488628), (42, 465360), (45, 434336), (48, 407190), (49, 398880), (56, 349020), (60, 325752), (63, 310240), (70, 279216), (72, 271460), (80, 244314), (84, 232680), (90, 217168), (96, 203595), (98, 199440), (105, 186144), (112, 174510), (120, 162876), (126, 155120), (140, 139608), (144, 135730), (147, 132960), (160, 122157), (168, 116340), (180, 108584), (196, 99720), (210, 93072), (224, 87255), (240, 81438), (245, 79776), (252, 77560), (277, 70560), (280, 69804), (288, 67865), (294, 66480), (315, 62048), (336, 58170), (360, 54292), (392, 49860), (420, 46536), (441, 44320), (480, 40719), (490, 39888), (504, 38780), (554, 35280), (560, 34902), (588, 33240), (630, 31024), (672, 29085), (720, 27146), (735, 26592), (784, 24930), (831, 23520), (840, 23268), (882, 22160), (980, 19944), (1008, 19390), (1108, 17640), (1120, 17451), (1176, 16620), (1260, 15512), (1385, 14112), (1440, 13573), (1470, 13296), (1568, 12465), (1662, 11760), (1680, 11634), (1764, 11080), (1939, 10080), (1960, 9972), (2016, 9695), (2205, 8864), (2216, 8820), (2352, 8310), (2493, 7840), (2520, 7756), (2770, 7056), (2940, 6648), (3324, 5880), (3360, 5817), (3528, 5540), (3878, 5040), (3920, 4986), (4155, 4704), (4410, 4432)]