245157120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1$

素因数の和:1677

約数の個数: 216

約数和(自身を含む): 914023656

約数和(自身を除く): 668866536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1637, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3274, 3328, 3744, 3840, 4160, 4680, 4911, 4992, 5760, 6240, 6548, 7488, 8185, 8320, 9360, 9822, 9984, 11520, 12480, 13096, 14733, 14976, 16370, 16640, 18720, 19644, 21281, 24555, 24960, 26192, 29466, 29952, 32740, 37440, 39288, 42562, 49110, 49920, 52384, 58932, 63843, 65480, 73665, 74880, 78576, 85124, 98220, 104768, 106405, 117864, 127686, 130960, 147330, 149760, 157152, 170248, 191529, 196440, 209536, 212810, 235728, 255372, 261920, 294660, 314304, 319215, 340496, 383058, 392880, 419072, 425620, 471456, 510744, 523840, 589320, 628608, 638430, 680992, 766116, 785760, 851240, 942912, 957645, 1021488, 1047680, 1178640, 1257216, 1276860, 1361984, 1532232, 1571520, 1702480, 1885824, 1915290, 2042976, 2095360, 2357280, 2553720, 2723968, 3064464, 3143040, 3404960, 3771648, 3830580, 4085952, 4714560, 5107440, 5447936, 6128928, 6286080, 6809920, 7661160, 8171904, 9429120, 10214880, 12257856, 13619840, 15322320, 16343808, 18858240, 20429760, 24515712, 27239680, 30644640, 40859520, 49031424, 61289280, 81719040, 122578560, 245157120]

約数ペア:

[(1, 245157120), (2, 122578560), (3, 81719040), (4, 61289280), (5, 49031424), (6, 40859520), (8, 30644640), (9, 27239680), (10, 24515712), (12, 20429760), (13, 18858240), (15, 16343808), (16, 15322320), (18, 13619840), (20, 12257856), (24, 10214880), (26, 9429120), (30, 8171904), (32, 7661160), (36, 6809920), (39, 6286080), (40, 6128928), (45, 5447936), (48, 5107440), (52, 4714560), (60, 4085952), (64, 3830580), (65, 3771648), (72, 3404960), (78, 3143040), (80, 3064464), (90, 2723968), (96, 2553720), (104, 2357280), (117, 2095360), (120, 2042976), (128, 1915290), (130, 1885824), (144, 1702480), (156, 1571520), (160, 1532232), (180, 1361984), (192, 1276860), (195, 1257216), (208, 1178640), (234, 1047680), (240, 1021488), (256, 957645), (260, 942912), (288, 851240), (312, 785760), (320, 766116), (360, 680992), (384, 638430), (390, 628608), (416, 589320), (468, 523840), (480, 510744), (520, 471456), (576, 425620), (585, 419072), (624, 392880), (640, 383058), (720, 340496), (768, 319215), (780, 314304), (832, 294660), (936, 261920), (960, 255372), (1040, 235728), (1152, 212810), (1170, 209536), (1248, 196440), (1280, 191529), (1440, 170248), (1560, 157152), (1637, 149760), (1664, 147330), (1872, 130960), (1920, 127686), (2080, 117864), (2304, 106405), (2340, 104768), (2496, 98220), (2880, 85124), (3120, 78576), (3274, 74880), (3328, 73665), (3744, 65480), (3840, 63843), (4160, 58932), (4680, 52384), (4911, 49920), (4992, 49110), (5760, 42562), (6240, 39288), (6548, 37440), (7488, 32740), (8185, 29952), (8320, 29466), (9360, 26192), (9822, 24960), (9984, 24555), (11520, 21281), (12480, 19644), (13096, 18720), (14733, 16640), (14976, 16370)]