188866728

素因数分解:

$2^3\times 3^4\times {\mathrm{223}}^1\times {\mathrm{1307}}^1$

素因数の和:1548

約数の個数: 80

約数和(自身を含む): 531780480

約数和(自身を除く): 342913752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 223, 324, 446, 648, 669, 892, 1307, 1338, 1784, 2007, 2614, 2676, 3921, 4014, 5228, 5352, 6021, 7842, 8028, 10456, 11763, 12042, 15684, 16056, 18063, 23526, 24084, 31368, 35289, 36126, 47052, 48168, 70578, 72252, 94104, 105867, 141156, 144504, 211734, 282312, 291461, 423468, 582922, 846936, 874383, 1165844, 1748766, 2331688, 2623149, 3497532, 5246298, 6995064, 7869447, 10492596, 15738894, 20985192, 23608341, 31477788, 47216682, 62955576, 94433364, 188866728]

約数ペア:

[(1, 188866728), (2, 94433364), (3, 62955576), (4, 47216682), (6, 31477788), (8, 23608341), (9, 20985192), (12, 15738894), (18, 10492596), (24, 7869447), (27, 6995064), (36, 5246298), (54, 3497532), (72, 2623149), (81, 2331688), (108, 1748766), (162, 1165844), (216, 874383), (223, 846936), (324, 582922), (446, 423468), (648, 291461), (669, 282312), (892, 211734), (1307, 144504), (1338, 141156), (1784, 105867), (2007, 94104), (2614, 72252), (2676, 70578), (3921, 48168), (4014, 47052), (5228, 36126), (5352, 35289), (6021, 31368), (7842, 24084), (8028, 23526), (10456, 18063), (11763, 16056), (12042, 15684)]