1316677960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1877}}^1$

素因数の和:1991

約数の個数: 128

約数和(自身を含む): 3407443200

約数和(自身を除く): 2090765240

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 71, 76, 95, 104, 130, 142, 152, 190, 247, 260, 284, 355, 380, 494, 520, 568, 710, 760, 923, 988, 1235, 1349, 1420, 1846, 1877, 1976, 2470, 2698, 2840, 3692, 3754, 4615, 4940, 5396, 6745, 7384, 7508, 9230, 9385, 9880, 10792, 13490, 15016, 17537, 18460, 18770, 24401, 26980, 35074, 35663, 36920, 37540, 48802, 53960, 70148, 71326, 75080, 87685, 97604, 122005, 133267, 140296, 142652, 175370, 178315, 195208, 244010, 266534, 285304, 350740, 356630, 463619, 488020, 533068, 666335, 701480, 713260, 927238, 976040, 1066136, 1332670, 1426520, 1732471, 1854476, 2318095, 2532073, 2665340, 3464942, 3708952, 4636190, 5064146, 5330680, 6929884, 8662355, 9272380, 10128292, 12660365, 13859768, 17324710, 18544760, 20256584, 25320730, 32916949, 34649420, 50641460, 65833898, 69298840, 101282920, 131667796, 164584745, 263335592, 329169490, 658338980, 1316677960]

約数ペア:

[(1, 1316677960), (2, 658338980), (4, 329169490), (5, 263335592), (8, 164584745), (10, 131667796), (13, 101282920), (19, 69298840), (20, 65833898), (26, 50641460), (38, 34649420), (40, 32916949), (52, 25320730), (65, 20256584), (71, 18544760), (76, 17324710), (95, 13859768), (104, 12660365), (130, 10128292), (142, 9272380), (152, 8662355), (190, 6929884), (247, 5330680), (260, 5064146), (284, 4636190), (355, 3708952), (380, 3464942), (494, 2665340), (520, 2532073), (568, 2318095), (710, 1854476), (760, 1732471), (923, 1426520), (988, 1332670), (1235, 1066136), (1349, 976040), (1420, 927238), (1846, 713260), (1877, 701480), (1976, 666335), (2470, 533068), (2698, 488020), (2840, 463619), (3692, 356630), (3754, 350740), (4615, 285304), (4940, 266534), (5396, 244010), (6745, 195208), (7384, 178315), (7508, 175370), (9230, 142652), (9385, 140296), (9880, 133267), (10792, 122005), (13490, 97604), (15016, 87685), (17537, 75080), (18460, 71326), (18770, 70148), (24401, 53960), (26980, 48802), (35074, 37540), (35663, 36920)]