209426256

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 160

約数和(自身を含む): 656208000

約数和(自身を除く): 446781744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 89, 104, 108, 117, 144, 156, 178, 208, 216, 234, 267, 312, 351, 356, 419, 432, 468, 534, 624, 702, 712, 801, 838, 936, 1068, 1157, 1257, 1404, 1424, 1602, 1676, 1872, 2136, 2314, 2403, 2514, 2808, 3204, 3352, 3471, 3771, 4272, 4628, 4806, 5028, 5447, 5616, 6408, 6704, 6942, 7542, 9256, 9612, 10056, 10413, 10894, 11313, 12816, 13884, 15084, 16341, 18512, 19224, 20112, 20826, 21788, 22626, 27768, 30168, 31239, 32682, 37291, 38448, 41652, 43576, 45252, 49023, 55536, 60336, 62478, 65364, 74582, 83304, 87152, 90504, 98046, 111873, 124956, 130728, 147069, 149164, 166608, 181008, 196092, 223746, 249912, 261456, 294138, 298328, 335619, 392184, 447492, 484783, 499824, 588276, 596656, 671238, 784368, 894984, 969566, 1006857, 1176552, 1342476, 1454349, 1789968, 1939132, 2013714, 2353104, 2684952, 2908698, 3878264, 4027428, 4363047, 5369904, 5817396, 7756528, 8054856, 8726094, 11634792, 13089141, 16109712, 17452188, 23269584, 26178282, 34904376, 52356564, 69808752, 104713128, 209426256]

約数ペア:

[(1, 209426256), (2, 104713128), (3, 69808752), (4, 52356564), (6, 34904376), (8, 26178282), (9, 23269584), (12, 17452188), (13, 16109712), (16, 13089141), (18, 11634792), (24, 8726094), (26, 8054856), (27, 7756528), (36, 5817396), (39, 5369904), (48, 4363047), (52, 4027428), (54, 3878264), (72, 2908698), (78, 2684952), (89, 2353104), (104, 2013714), (108, 1939132), (117, 1789968), (144, 1454349), (156, 1342476), (178, 1176552), (208, 1006857), (216, 969566), (234, 894984), (267, 784368), (312, 671238), (351, 596656), (356, 588276), (419, 499824), (432, 484783), (468, 447492), (534, 392184), (624, 335619), (702, 298328), (712, 294138), (801, 261456), (838, 249912), (936, 223746), (1068, 196092), (1157, 181008), (1257, 166608), (1404, 149164), (1424, 147069), (1602, 130728), (1676, 124956), (1872, 111873), (2136, 98046), (2314, 90504), (2403, 87152), (2514, 83304), (2808, 74582), (3204, 65364), (3352, 62478), (3471, 60336), (3771, 55536), (4272, 49023), (4628, 45252), (4806, 43576), (5028, 41652), (5447, 38448), (5616, 37291), (6408, 32682), (6704, 31239), (6942, 30168), (7542, 27768), (9256, 22626), (9612, 21788), (10056, 20826), (10413, 20112), (10894, 19224), (11313, 18512), (12816, 16341), (13884, 15084)]