1215601920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8117}}^1$

素因数の和:8157

約数の個数: 216

約数和(自身を含む): 4529941416

約数和(自身を除く): 3314339496

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, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3840, 4160, 4680, 4992, 5760, 6240, 7488, 8117, 8320, 9360, 9984, 11520, 12480, 14976, 16234, 16640, 18720, 24351, 24960, 29952, 32468, 37440, 40585, 48702, 49920, 64936, 73053, 74880, 81170, 97404, 105521, 121755, 129872, 146106, 149760, 162340, 194808, 211042, 243510, 259744, 292212, 316563, 324680, 365265, 389616, 422084, 487020, 519488, 527605, 584424, 633126, 649360, 730530, 779232, 844168, 949689, 974040, 1038976, 1055210, 1168848, 1266252, 1298720, 1461060, 1558464, 1582815, 1688336, 1899378, 1948080, 2077952, 2110420, 2337696, 2532504, 2597440, 2922120, 3116928, 3165630, 3376672, 3798756, 3896160, 4220840, 4675392, 4748445, 5065008, 5194880, 5844240, 6233856, 6331260, 6753344, 7597512, 7792320, 8441680, 9350784, 9496890, 10130016, 10389760, 11688480, 12662520, 13506688, 15195024, 15584640, 16883360, 18701568, 18993780, 20260032, 23376960, 25325040, 27013376, 30390048, 31169280, 33766720, 37987560, 40520064, 46753920, 50650080, 60780096, 67533440, 75975120, 81040128, 93507840, 101300160, 121560192, 135066880, 151950240, 202600320, 243120384, 303900480, 405200640, 607800960, 1215601920]

約数ペア:

[(1, 1215601920), (2, 607800960), (3, 405200640), (4, 303900480), (5, 243120384), (6, 202600320), (8, 151950240), (9, 135066880), (10, 121560192), (12, 101300160), (13, 93507840), (15, 81040128), (16, 75975120), (18, 67533440), (20, 60780096), (24, 50650080), (26, 46753920), (30, 40520064), (32, 37987560), (36, 33766720), (39, 31169280), (40, 30390048), (45, 27013376), (48, 25325040), (52, 23376960), (60, 20260032), (64, 18993780), (65, 18701568), (72, 16883360), (78, 15584640), (80, 15195024), (90, 13506688), (96, 12662520), (104, 11688480), (117, 10389760), (120, 10130016), (128, 9496890), (130, 9350784), (144, 8441680), (156, 7792320), (160, 7597512), (180, 6753344), (192, 6331260), (195, 6233856), (208, 5844240), (234, 5194880), (240, 5065008), (256, 4748445), (260, 4675392), (288, 4220840), (312, 3896160), (320, 3798756), (360, 3376672), (384, 3165630), (390, 3116928), (416, 2922120), (468, 2597440), (480, 2532504), (520, 2337696), (576, 2110420), (585, 2077952), (624, 1948080), (640, 1899378), (720, 1688336), (768, 1582815), (780, 1558464), (832, 1461060), (936, 1298720), (960, 1266252), (1040, 1168848), (1152, 1055210), (1170, 1038976), (1248, 974040), (1280, 949689), (1440, 844168), (1560, 779232), (1664, 730530), (1872, 649360), (1920, 633126), (2080, 584424), (2304, 527605), (2340, 519488), (2496, 487020), (2880, 422084), (3120, 389616), (3328, 365265), (3744, 324680), (3840, 316563), (4160, 292212), (4680, 259744), (4992, 243510), (5760, 211042), (6240, 194808), (7488, 162340), (8117, 149760), (8320, 146106), (9360, 129872), (9984, 121755), (11520, 105521), (12480, 97404), (14976, 81170), (16234, 74880), (16640, 73053), (18720, 64936), (24351, 49920), (24960, 48702), (29952, 40585), (32468, 37440)]