228701491210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1\times {\mathrm{21319}}^1$

素因数の和:21907

約数の個数: 64

約数和(自身を含む): 437670604800

約数和(自身を除く): 208969113590

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 431, 655, 862, 1310, 2155, 2489, 4310, 4978, 8189, 12445, 16378, 21319, 24890, 40945, 42638, 56461, 81890, 106595, 112922, 213190, 282305, 405061, 564610, 810122, 1072759, 2025305, 2145518, 2792789, 4050610, 5363795, 5585578, 9188489, 10727590, 13963945, 18376978, 27927890, 45942445, 53062991, 91884890, 106125982, 174581291, 265314955, 349162582, 530629910, 872906455, 1203692059, 1745812910, 2407384118, 6018460295, 12036920590, 22870149121, 45740298242, 114350745605, 228701491210]

約数ペア:

[(1, 228701491210), (2, 114350745605), (5, 45740298242), (10, 22870149121), (19, 12036920590), (38, 6018460295), (95, 2407384118), (131, 1745812910), (190, 1203692059), (262, 872906455), (431, 530629910), (655, 349162582), (862, 265314955), (1310, 174581291), (2155, 106125982), (2489, 91884890), (4310, 53062991), (4978, 45942445), (8189, 27927890), (12445, 18376978), (16378, 13963945), (21319, 10727590), (24890, 9188489), (40945, 5585578), (42638, 5363795), (56461, 4050610), (81890, 2792789), (106595, 2145518), (112922, 2025305), (213190, 1072759), (282305, 810122), (405061, 564610)]