72511180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3263

約数の個数: 72

約数和(自身を含む): 184893408

約数和(自身を除く): 112382228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3217, 3220, 4508, 5635, 6434, 11270, 12868, 16085, 22519, 22540, 32170, 45038, 64340, 73991, 90076, 112595, 147982, 157633, 225190, 295964, 315266, 369955, 450380, 517937, 630532, 739910, 788165, 1035874, 1479820, 1576330, 2071748, 2589685, 3152660, 3625559, 5179370, 7251118, 10358740, 14502236, 18127795, 36255590, 72511180]

約数ペア:

[(1, 72511180), (2, 36255590), (4, 18127795), (5, 14502236), (7, 10358740), (10, 7251118), (14, 5179370), (20, 3625559), (23, 3152660), (28, 2589685), (35, 2071748), (46, 1576330), (49, 1479820), (70, 1035874), (92, 788165), (98, 739910), (115, 630532), (140, 517937), (161, 450380), (196, 369955), (230, 315266), (245, 295964), (322, 225190), (460, 157633), (490, 147982), (644, 112595), (805, 90076), (980, 73991), (1127, 64340), (1610, 45038), (2254, 32170), (3217, 22540), (3220, 22519), (4508, 16085), (5635, 12868), (6434, 11270)]