15315678720

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{221581}}^1$

素因数の和:221613

約数の個数: 160

約数和(自身を含む): 54402812640

約数和(自身を除く): 39087133920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5760, 6912, 7680, 8640, 11520, 13824, 17280, 23040, 34560, 69120, 221581, 443162, 664743, 886324, 1107905, 1329486, 1772648, 1994229, 2215810, 2658972, 3323715, 3545296, 3988458, 4431620, 5317944, 5982687, 6647430, 7090592, 7976916, 8863240, 9971145, 10635888, 11965374, 13294860, 14181184, 15953832, 17726480, 19942290, 21271776, 23930748, 26589720, 28362368, 29913435, 31907664, 35452960, 39884580, 42543552, 47861496, 53179440, 56724736, 59826870, 63815328, 70905920, 79769160, 85087104, 95722992, 106358880, 113449472, 119653740, 127630656, 141811840, 159538320, 170174208, 191445984, 212717760, 239307480, 255261312, 283623680, 319076640, 340348416, 382891968, 425435520, 478614960, 510522624, 567247360, 638153280, 765783936, 850871040, 957229920, 1021045248, 1276306560, 1531567872, 1701742080, 1914459840, 2552613120, 3063135744, 3828919680, 5105226240, 7657839360, 15315678720]

約数ペア:

[(1, 15315678720), (2, 7657839360), (3, 5105226240), (4, 3828919680), (5, 3063135744), (6, 2552613120), (8, 1914459840), (9, 1701742080), (10, 1531567872), (12, 1276306560), (15, 1021045248), (16, 957229920), (18, 850871040), (20, 765783936), (24, 638153280), (27, 567247360), (30, 510522624), (32, 478614960), (36, 425435520), (40, 382891968), (45, 340348416), (48, 319076640), (54, 283623680), (60, 255261312), (64, 239307480), (72, 212717760), (80, 191445984), (90, 170174208), (96, 159538320), (108, 141811840), (120, 127630656), (128, 119653740), (135, 113449472), (144, 106358880), (160, 95722992), (180, 85087104), (192, 79769160), (216, 70905920), (240, 63815328), (256, 59826870), (270, 56724736), (288, 53179440), (320, 47861496), (360, 42543552), (384, 39884580), (432, 35452960), (480, 31907664), (512, 29913435), (540, 28362368), (576, 26589720), (640, 23930748), (720, 21271776), (768, 19942290), (864, 17726480), (960, 15953832), (1080, 14181184), (1152, 13294860), (1280, 11965374), (1440, 10635888), (1536, 9971145), (1728, 8863240), (1920, 7976916), (2160, 7090592), (2304, 6647430), (2560, 5982687), (2880, 5317944), (3456, 4431620), (3840, 3988458), (4320, 3545296), (4608, 3323715), (5760, 2658972), (6912, 2215810), (7680, 1994229), (8640, 1772648), (11520, 1329486), (13824, 1107905), (17280, 886324), (23040, 664743), (34560, 443162), (69120, 221581)]