217755864

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{4733}}^1$

素因数の和:4822

約数の個数: 80

約数和(自身を含む): 618639120

約数和(自身を除く): 400883256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 426, 568, 639, 648, 852, 1278, 1704, 1917, 2556, 3834, 4733, 5112, 5751, 7668, 9466, 11502, 14199, 15336, 18932, 23004, 28398, 37864, 42597, 46008, 56796, 85194, 113592, 127791, 170388, 255582, 336043, 340776, 383373, 511164, 672086, 766746, 1008129, 1022328, 1344172, 1533492, 2016258, 2688344, 3024387, 3066984, 4032516, 6048774, 8065032, 9073161, 12097548, 18146322, 24195096, 27219483, 36292644, 54438966, 72585288, 108877932, 217755864]

約数ペア:

[(1, 217755864), (2, 108877932), (3, 72585288), (4, 54438966), (6, 36292644), (8, 27219483), (9, 24195096), (12, 18146322), (18, 12097548), (24, 9073161), (27, 8065032), (36, 6048774), (54, 4032516), (71, 3066984), (72, 3024387), (81, 2688344), (108, 2016258), (142, 1533492), (162, 1344172), (213, 1022328), (216, 1008129), (284, 766746), (324, 672086), (426, 511164), (568, 383373), (639, 340776), (648, 336043), (852, 255582), (1278, 170388), (1704, 127791), (1917, 113592), (2556, 85194), (3834, 56796), (4733, 46008), (5112, 42597), (5751, 37864), (7668, 28398), (9466, 23004), (11502, 18932), (14199, 15336)]