1320416640

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{25471}}^1$

素因数の和:25502

約数の個数: 160

約数和(自身を含む): 4715631360

約数和(自身を除く): 3395214720

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 8640, 10368, 12960, 17280, 25471, 25920, 50942, 51840, 76413, 101884, 127355, 152826, 203768, 229239, 254710, 305652, 382065, 407536, 458478, 509420, 611304, 687717, 764130, 815072, 916956, 1018840, 1146195, 1222608, 1375434, 1528260, 1630144, 1833912, 2037680, 2063151, 2292390, 2445216, 2750868, 3056520, 3260288, 3438585, 3667824, 4075360, 4126302, 4584780, 4890432, 5501736, 6113040, 6877170, 7335648, 8150720, 8252604, 9169560, 9780864, 10315755, 11003472, 12226080, 13754340, 14671296, 16301440, 16505208, 18339120, 20631510, 22006944, 24452160, 27508680, 29342592, 33010416, 36678240, 41263020, 44013888, 48904320, 55017360, 66020832, 73356480, 82526040, 88027776, 110034720, 132041664, 146712960, 165052080, 220069440, 264083328, 330104160, 440138880, 660208320, 1320416640]

約数ペア:

[(1, 1320416640), (2, 660208320), (3, 440138880), (4, 330104160), (5, 264083328), (6, 220069440), (8, 165052080), (9, 146712960), (10, 132041664), (12, 110034720), (15, 88027776), (16, 82526040), (18, 73356480), (20, 66020832), (24, 55017360), (27, 48904320), (30, 44013888), (32, 41263020), (36, 36678240), (40, 33010416), (45, 29342592), (48, 27508680), (54, 24452160), (60, 22006944), (64, 20631510), (72, 18339120), (80, 16505208), (81, 16301440), (90, 14671296), (96, 13754340), (108, 12226080), (120, 11003472), (128, 10315755), (135, 9780864), (144, 9169560), (160, 8252604), (162, 8150720), (180, 7335648), (192, 6877170), (216, 6113040), (240, 5501736), (270, 4890432), (288, 4584780), (320, 4126302), (324, 4075360), (360, 3667824), (384, 3438585), (405, 3260288), (432, 3056520), (480, 2750868), (540, 2445216), (576, 2292390), (640, 2063151), (648, 2037680), (720, 1833912), (810, 1630144), (864, 1528260), (960, 1375434), (1080, 1222608), (1152, 1146195), (1296, 1018840), (1440, 916956), (1620, 815072), (1728, 764130), (1920, 687717), (2160, 611304), (2592, 509420), (2880, 458478), (3240, 407536), (3456, 382065), (4320, 305652), (5184, 254710), (5760, 229239), (6480, 203768), (8640, 152826), (10368, 127355), (12960, 101884), (17280, 76413), (25471, 51840), (25920, 50942)]