217625544

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 623844000

約数和(自身を除く): 406218456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 257, 342, 456, 514, 619, 684, 771, 1028, 1238, 1368, 1542, 1857, 2056, 2313, 2476, 3084, 3714, 4626, 4883, 4952, 5571, 6168, 7428, 9252, 9766, 11142, 11761, 14649, 14856, 18504, 19532, 22284, 23522, 29298, 35283, 39064, 43947, 44568, 47044, 58596, 70566, 87894, 94088, 105849, 117192, 141132, 159083, 175788, 211698, 282264, 318166, 351576, 423396, 477249, 636332, 846792, 954498, 1272664, 1431747, 1908996, 2863494, 3022577, 3817992, 5726988, 6045154, 9067731, 11453976, 12090308, 18135462, 24180616, 27203193, 36270924, 54406386, 72541848, 108812772, 217625544]

約数ペア:

[(1, 217625544), (2, 108812772), (3, 72541848), (4, 54406386), (6, 36270924), (8, 27203193), (9, 24180616), (12, 18135462), (18, 12090308), (19, 11453976), (24, 9067731), (36, 6045154), (38, 5726988), (57, 3817992), (72, 3022577), (76, 2863494), (114, 1908996), (152, 1431747), (171, 1272664), (228, 954498), (257, 846792), (342, 636332), (456, 477249), (514, 423396), (619, 351576), (684, 318166), (771, 282264), (1028, 211698), (1238, 175788), (1368, 159083), (1542, 141132), (1857, 117192), (2056, 105849), (2313, 94088), (2476, 87894), (3084, 70566), (3714, 58596), (4626, 47044), (4883, 44568), (4952, 43947), (5571, 39064), (6168, 35283), (7428, 29298), (9252, 23522), (9766, 22284), (11142, 19532), (11761, 18504), (14649, 14856)]