457694080

素因数分解:

$2^7\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1493}}^1$

素因数の和:1991

約数の個数: 64

約数和(自身を含む): 1097193600

約数和(自身を除く): 639499520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 479, 640, 958, 1493, 1916, 2395, 2986, 3832, 4790, 5972, 7465, 7664, 9580, 11944, 14930, 15328, 19160, 23888, 29860, 30656, 38320, 47776, 59720, 61312, 76640, 95552, 119440, 153280, 191104, 238880, 306560, 477760, 715147, 955520, 1430294, 2860588, 3575735, 5721176, 7151470, 11442352, 14302940, 22884704, 28605880, 45769408, 57211760, 91538816, 114423520, 228847040, 457694080]

約数ペア:

[(1, 457694080), (2, 228847040), (4, 114423520), (5, 91538816), (8, 57211760), (10, 45769408), (16, 28605880), (20, 22884704), (32, 14302940), (40, 11442352), (64, 7151470), (80, 5721176), (128, 3575735), (160, 2860588), (320, 1430294), (479, 955520), (640, 715147), (958, 477760), (1493, 306560), (1916, 238880), (2395, 191104), (2986, 153280), (3832, 119440), (4790, 95552), (5972, 76640), (7465, 61312), (7664, 59720), (9580, 47776), (11944, 38320), (14930, 30656), (15328, 29860), (19160, 23888)]