228063745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 128

約数和(自身を含む): 392232960

約数和(自身を除く): 164169215

約数列:

[1, 5, 7, 13, 19, 23, 31, 35, 37, 65, 91, 95, 115, 133, 155, 161, 185, 217, 247, 259, 299, 403, 437, 455, 481, 589, 665, 703, 713, 805, 851, 1085, 1147, 1235, 1295, 1495, 1729, 2015, 2093, 2185, 2405, 2821, 2945, 3059, 3367, 3515, 3565, 4123, 4255, 4921, 4991, 5681, 5735, 5957, 7657, 8029, 8645, 9139, 9269, 10465, 11063, 13547, 14105, 14911, 15295, 16169, 16835, 20615, 21793, 24605, 24955, 26381, 28405, 29785, 38285, 39767, 40145, 45695, 46345, 53599, 55315, 63973, 64883, 67735, 74555, 77441, 80845, 94829, 104377, 108965, 113183, 131905, 152551, 176111, 184667, 198835, 210197, 267995, 283309, 319865, 324415, 342953, 387205, 474145, 501239, 521885, 565915, 762755, 880555, 923335, 1050985, 1232777, 1416545, 1471379, 1714765, 1983163, 2400671, 2506195, 3508673, 6163885, 6516107, 7356895, 9915815, 12003355, 17543365, 32580535, 45612749, 228063745]

約数ペア:

[(1, 228063745), (5, 45612749), (7, 32580535), (13, 17543365), (19, 12003355), (23, 9915815), (31, 7356895), (35, 6516107), (37, 6163885), (65, 3508673), (91, 2506195), (95, 2400671), (115, 1983163), (133, 1714765), (155, 1471379), (161, 1416545), (185, 1232777), (217, 1050985), (247, 923335), (259, 880555), (299, 762755), (403, 565915), (437, 521885), (455, 501239), (481, 474145), (589, 387205), (665, 342953), (703, 324415), (713, 319865), (805, 283309), (851, 267995), (1085, 210197), (1147, 198835), (1235, 184667), (1295, 176111), (1495, 152551), (1729, 131905), (2015, 113183), (2093, 108965), (2185, 104377), (2405, 94829), (2821, 80845), (2945, 77441), (3059, 74555), (3367, 67735), (3515, 64883), (3565, 63973), (4123, 55315), (4255, 53599), (4921, 46345), (4991, 45695), (5681, 40145), (5735, 39767), (5957, 38285), (7657, 29785), (8029, 28405), (8645, 26381), (9139, 24955), (9269, 24605), (10465, 21793), (11063, 20615), (13547, 16835), (14105, 16169), (14911, 15295)]