74888880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1539

約数の個数: 160

約数和(自身を含む): 266768640

約数和(自身を除く): 191879760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 38, 40, 44, 48, 55, 57, 60, 66, 76, 80, 88, 95, 110, 114, 120, 132, 152, 165, 176, 190, 209, 220, 228, 240, 264, 285, 304, 330, 380, 418, 440, 456, 528, 570, 627, 660, 760, 836, 880, 912, 1045, 1140, 1254, 1320, 1493, 1520, 1672, 2090, 2280, 2508, 2640, 2986, 3135, 3344, 4180, 4479, 4560, 5016, 5972, 6270, 7465, 8360, 8958, 10032, 11944, 12540, 14930, 16423, 16720, 17916, 22395, 23888, 25080, 28367, 29860, 32846, 35832, 44790, 49269, 50160, 56734, 59720, 65692, 71664, 82115, 85101, 89580, 98538, 113468, 119440, 131384, 141835, 164230, 170202, 179160, 197076, 226936, 246345, 262768, 283670, 312037, 328460, 340404, 358320, 394152, 425505, 453872, 492690, 567340, 624074, 656920, 680808, 788304, 851010, 936111, 985380, 1134680, 1248148, 1313840, 1361616, 1560185, 1702020, 1872222, 1970760, 2269360, 2496296, 3120370, 3404040, 3744444, 3941520, 4680555, 4992592, 6240740, 6808080, 7488888, 9361110, 12481480, 14977776, 18722220, 24962960, 37444440, 74888880]

約数ペア:

[(1, 74888880), (2, 37444440), (3, 24962960), (4, 18722220), (5, 14977776), (6, 12481480), (8, 9361110), (10, 7488888), (11, 6808080), (12, 6240740), (15, 4992592), (16, 4680555), (19, 3941520), (20, 3744444), (22, 3404040), (24, 3120370), (30, 2496296), (33, 2269360), (38, 1970760), (40, 1872222), (44, 1702020), (48, 1560185), (55, 1361616), (57, 1313840), (60, 1248148), (66, 1134680), (76, 985380), (80, 936111), (88, 851010), (95, 788304), (110, 680808), (114, 656920), (120, 624074), (132, 567340), (152, 492690), (165, 453872), (176, 425505), (190, 394152), (209, 358320), (220, 340404), (228, 328460), (240, 312037), (264, 283670), (285, 262768), (304, 246345), (330, 226936), (380, 197076), (418, 179160), (440, 170202), (456, 164230), (528, 141835), (570, 131384), (627, 119440), (660, 113468), (760, 98538), (836, 89580), (880, 85101), (912, 82115), (1045, 71664), (1140, 65692), (1254, 59720), (1320, 56734), (1493, 50160), (1520, 49269), (1672, 44790), (2090, 35832), (2280, 32846), (2508, 29860), (2640, 28367), (2986, 25080), (3135, 23888), (3344, 22395), (4180, 17916), (4479, 16720), (4560, 16423), (5016, 14930), (5972, 12540), (6270, 11944), (7465, 10032), (8360, 8958)]