191990160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2749}}^1$

素因数の和:2865

約数の個数: 120

約数和(自身を含む): 651651000

約数和(自身を除く): 459660840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1164, 1455, 1552, 1746, 1940, 2328, 2749, 2910, 3492, 3880, 4365, 4656, 5498, 5820, 6984, 7760, 8247, 8730, 10996, 11640, 13745, 13968, 16494, 17460, 21992, 23280, 24741, 27490, 32988, 34920, 41235, 43984, 49482, 54980, 65976, 69840, 82470, 98964, 109960, 123705, 131952, 164940, 197928, 219920, 247410, 266653, 329880, 395856, 494820, 533306, 659760, 799959, 989640, 1066612, 1333265, 1599918, 1979280, 2133224, 2399877, 2666530, 3199836, 3999795, 4266448, 4799754, 5333060, 6399672, 7999590, 9599508, 10666120, 11999385, 12799344, 15999180, 19199016, 21332240, 23998770, 31998360, 38398032, 47997540, 63996720, 95995080, 191990160]

約数ペア:

[(1, 191990160), (2, 95995080), (3, 63996720), (4, 47997540), (5, 38398032), (6, 31998360), (8, 23998770), (9, 21332240), (10, 19199016), (12, 15999180), (15, 12799344), (16, 11999385), (18, 10666120), (20, 9599508), (24, 7999590), (30, 6399672), (36, 5333060), (40, 4799754), (45, 4266448), (48, 3999795), (60, 3199836), (72, 2666530), (80, 2399877), (90, 2133224), (97, 1979280), (120, 1599918), (144, 1333265), (180, 1066612), (194, 989640), (240, 799959), (291, 659760), (360, 533306), (388, 494820), (485, 395856), (582, 329880), (720, 266653), (776, 247410), (873, 219920), (970, 197928), (1164, 164940), (1455, 131952), (1552, 123705), (1746, 109960), (1940, 98964), (2328, 82470), (2749, 69840), (2910, 65976), (3492, 54980), (3880, 49482), (4365, 43984), (4656, 41235), (5498, 34920), (5820, 32988), (6984, 27490), (7760, 24741), (8247, 23280), (8730, 21992), (10996, 17460), (11640, 16494), (13745, 13968)]