216584445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 467140608

約数和(自身を除く): 250556163

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 31, 33, 35, 55, 69, 77, 93, 105, 115, 155, 161, 165, 217, 231, 253, 263, 341, 345, 385, 465, 483, 651, 713, 759, 789, 805, 1023, 1085, 1155, 1265, 1315, 1705, 1771, 1841, 2139, 2387, 2415, 2893, 3255, 3565, 3795, 3945, 4991, 5115, 5313, 5523, 6049, 7161, 7843, 8153, 8679, 8855, 9205, 10695, 11935, 14465, 14973, 18147, 20251, 23529, 24459, 24955, 26565, 27615, 30245, 35805, 39215, 40765, 42343, 43395, 54901, 57071, 60753, 66539, 74865, 89683, 90735, 101255, 117645, 122295, 127029, 164703, 171213, 187519, 199617, 211715, 269049, 274505, 285355, 303765, 332695, 448415, 465773, 562557, 627781, 635145, 823515, 856065, 937595, 998085, 1312633, 1345245, 1397319, 1883343, 2062709, 2328865, 2812785, 3138905, 3937899, 6188127, 6563165, 6986595, 9416715, 10313545, 14438963, 19689495, 30940635, 43316889, 72194815, 216584445]

約数ペア:

[(1, 216584445), (3, 72194815), (5, 43316889), (7, 30940635), (11, 19689495), (15, 14438963), (21, 10313545), (23, 9416715), (31, 6986595), (33, 6563165), (35, 6188127), (55, 3937899), (69, 3138905), (77, 2812785), (93, 2328865), (105, 2062709), (115, 1883343), (155, 1397319), (161, 1345245), (165, 1312633), (217, 998085), (231, 937595), (253, 856065), (263, 823515), (341, 635145), (345, 627781), (385, 562557), (465, 465773), (483, 448415), (651, 332695), (713, 303765), (759, 285355), (789, 274505), (805, 269049), (1023, 211715), (1085, 199617), (1155, 187519), (1265, 171213), (1315, 164703), (1705, 127029), (1771, 122295), (1841, 117645), (2139, 101255), (2387, 90735), (2415, 89683), (2893, 74865), (3255, 66539), (3565, 60753), (3795, 57071), (3945, 54901), (4991, 43395), (5115, 42343), (5313, 40765), (5523, 39215), (6049, 35805), (7161, 30245), (7843, 27615), (8153, 26565), (8679, 24955), (8855, 24459), (9205, 23529), (10695, 20251), (11935, 18147), (14465, 14973)]