18207515520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{40013}}^1$

素因数の和:40117

約数の個数: 192

約数和(自身を含む): 63670276800

約数和(自身を除く): 45462761280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 79, 80, 90, 96, 120, 128, 144, 158, 160, 180, 192, 237, 240, 288, 316, 320, 360, 384, 395, 474, 480, 576, 632, 640, 711, 720, 790, 948, 960, 1152, 1185, 1264, 1422, 1440, 1580, 1896, 1920, 2370, 2528, 2844, 2880, 3160, 3555, 3792, 4740, 5056, 5688, 5760, 6320, 7110, 7584, 9480, 10112, 11376, 12640, 14220, 15168, 18960, 22752, 25280, 28440, 30336, 37920, 40013, 45504, 50560, 56880, 75840, 80026, 91008, 113760, 120039, 151680, 160052, 200065, 227520, 240078, 320104, 360117, 400130, 455040, 480156, 600195, 640208, 720234, 800260, 960312, 1200390, 1280416, 1440468, 1600520, 1800585, 1920624, 2400780, 2560832, 2880936, 3161027, 3201040, 3601170, 3841248, 4801560, 5121664, 5761872, 6322054, 6402080, 7202340, 7682496, 9483081, 9603120, 11523744, 12644108, 12804160, 14404680, 15364992, 15805135, 18966162, 19206240, 23047488, 25288216, 25608320, 28449243, 28809360, 31610270, 37932324, 38412480, 46094976, 47415405, 50576432, 56898486, 57618720, 63220540, 75864648, 76824960, 94830810, 101152864, 113796972, 115237440, 126441080, 142246215, 151729296, 189661620, 202305728, 227593944, 230474880, 252882160, 284492430, 303458592, 379323240, 404611456, 455187888, 505764320, 568984860, 606917184, 758646480, 910375776, 1011528640, 1137969720, 1213834368, 1517292960, 1820751552, 2023057280, 2275939440, 3034585920, 3641503104, 4551878880, 6069171840, 9103757760, 18207515520]

約数ペア:

[(1, 18207515520), (2, 9103757760), (3, 6069171840), (4, 4551878880), (5, 3641503104), (6, 3034585920), (8, 2275939440), (9, 2023057280), (10, 1820751552), (12, 1517292960), (15, 1213834368), (16, 1137969720), (18, 1011528640), (20, 910375776), (24, 758646480), (30, 606917184), (32, 568984860), (36, 505764320), (40, 455187888), (45, 404611456), (48, 379323240), (60, 303458592), (64, 284492430), (72, 252882160), (79, 230474880), (80, 227593944), (90, 202305728), (96, 189661620), (120, 151729296), (128, 142246215), (144, 126441080), (158, 115237440), (160, 113796972), (180, 101152864), (192, 94830810), (237, 76824960), (240, 75864648), (288, 63220540), (316, 57618720), (320, 56898486), (360, 50576432), (384, 47415405), (395, 46094976), (474, 38412480), (480, 37932324), (576, 31610270), (632, 28809360), (640, 28449243), (711, 25608320), (720, 25288216), (790, 23047488), (948, 19206240), (960, 18966162), (1152, 15805135), (1185, 15364992), (1264, 14404680), (1422, 12804160), (1440, 12644108), (1580, 11523744), (1896, 9603120), (1920, 9483081), (2370, 7682496), (2528, 7202340), (2844, 6402080), (2880, 6322054), (3160, 5761872), (3555, 5121664), (3792, 4801560), (4740, 3841248), (5056, 3601170), (5688, 3201040), (5760, 3161027), (6320, 2880936), (7110, 2560832), (7584, 2400780), (9480, 1920624), (10112, 1800585), (11376, 1600520), (12640, 1440468), (14220, 1280416), (15168, 1200390), (18960, 960312), (22752, 800260), (25280, 720234), (28440, 640208), (30336, 600195), (37920, 480156), (40013, 455040), (45504, 400130), (50560, 360117), (56880, 320104), (75840, 240078), (80026, 227520), (91008, 200065), (113760, 160052), (120039, 151680)]