16129440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 57552768

約数和(自身を除く): 41423328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 487, 552, 690, 720, 736, 828, 920, 974, 1035, 1104, 1380, 1440, 1461, 1656, 1840, 1948, 2070, 2208, 2435, 2760, 2922, 3312, 3680, 3896, 4140, 4383, 4870, 5520, 5844, 6624, 7305, 7792, 8280, 8766, 9740, 11040, 11201, 11688, 14610, 15584, 16560, 17532, 19480, 21915, 22402, 23376, 29220, 33120, 33603, 35064, 38960, 43830, 44804, 46752, 56005, 58440, 67206, 70128, 77920, 87660, 89608, 100809, 112010, 116880, 134412, 140256, 168015, 175320, 179216, 201618, 224020, 233760, 268824, 336030, 350640, 358432, 403236, 448040, 504045, 537648, 672060, 701280, 806472, 896080, 1008090, 1075296, 1344120, 1612944, 1792160, 2016180, 2688240, 3225888, 4032360, 5376480, 8064720, 16129440]

約数ペア:

[(1, 16129440), (2, 8064720), (3, 5376480), (4, 4032360), (5, 3225888), (6, 2688240), (8, 2016180), (9, 1792160), (10, 1612944), (12, 1344120), (15, 1075296), (16, 1008090), (18, 896080), (20, 806472), (23, 701280), (24, 672060), (30, 537648), (32, 504045), (36, 448040), (40, 403236), (45, 358432), (46, 350640), (48, 336030), (60, 268824), (69, 233760), (72, 224020), (80, 201618), (90, 179216), (92, 175320), (96, 168015), (115, 140256), (120, 134412), (138, 116880), (144, 112010), (160, 100809), (180, 89608), (184, 87660), (207, 77920), (230, 70128), (240, 67206), (276, 58440), (288, 56005), (345, 46752), (360, 44804), (368, 43830), (414, 38960), (460, 35064), (480, 33603), (487, 33120), (552, 29220), (690, 23376), (720, 22402), (736, 21915), (828, 19480), (920, 17532), (974, 16560), (1035, 15584), (1104, 14610), (1380, 11688), (1440, 11201), (1461, 11040), (1656, 9740), (1840, 8766), (1948, 8280), (2070, 7792), (2208, 7305), (2435, 6624), (2760, 5844), (2922, 5520), (3312, 4870), (3680, 4383), (3896, 4140)]