245919360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:738

約数の個数: 128

約数和(自身を含む): 788256000

約数和(自身を除く): 542336640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 349, 367, 384, 480, 640, 698, 734, 960, 1047, 1101, 1396, 1468, 1745, 1835, 1920, 2094, 2202, 2792, 2936, 3490, 3670, 4188, 4404, 5235, 5505, 5584, 5872, 6980, 7340, 8376, 8808, 10470, 11010, 11168, 11744, 13960, 14680, 16752, 17616, 20940, 22020, 22336, 23488, 27920, 29360, 33504, 35232, 41880, 44040, 44672, 46976, 55840, 58720, 67008, 70464, 83760, 88080, 111680, 117440, 128083, 134016, 140928, 167520, 176160, 223360, 234880, 256166, 335040, 352320, 384249, 512332, 640415, 670080, 704640, 768498, 1024664, 1280830, 1536996, 1921245, 2049328, 2561660, 3073992, 3842490, 4098656, 5123320, 6147984, 7684980, 8197312, 10246640, 12295968, 15369960, 16394624, 20493280, 24591936, 30739920, 40986560, 49183872, 61479840, 81973120, 122959680, 245919360]

約数ペア:

[(1, 245919360), (2, 122959680), (3, 81973120), (4, 61479840), (5, 49183872), (6, 40986560), (8, 30739920), (10, 24591936), (12, 20493280), (15, 16394624), (16, 15369960), (20, 12295968), (24, 10246640), (30, 8197312), (32, 7684980), (40, 6147984), (48, 5123320), (60, 4098656), (64, 3842490), (80, 3073992), (96, 2561660), (120, 2049328), (128, 1921245), (160, 1536996), (192, 1280830), (240, 1024664), (320, 768498), (349, 704640), (367, 670080), (384, 640415), (480, 512332), (640, 384249), (698, 352320), (734, 335040), (960, 256166), (1047, 234880), (1101, 223360), (1396, 176160), (1468, 167520), (1745, 140928), (1835, 134016), (1920, 128083), (2094, 117440), (2202, 111680), (2792, 88080), (2936, 83760), (3490, 70464), (3670, 67008), (4188, 58720), (4404, 55840), (5235, 46976), (5505, 44672), (5584, 44040), (5872, 41880), (6980, 35232), (7340, 33504), (8376, 29360), (8808, 27920), (10470, 23488), (11010, 22336), (11168, 22020), (11744, 20940), (13960, 17616), (14680, 16752)]