208128480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{8849}}^1$

素因数の和:8881

約数の個数: 144

約数和(自身を含む): 762728400

約数和(自身を除く): 554599920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 8849, 11760, 17698, 23520, 26547, 35396, 44245, 53094, 61943, 70792, 88490, 106188, 123886, 132735, 141584, 176980, 185829, 212376, 247772, 265470, 283168, 309715, 353960, 371658, 424752, 433601, 495544, 530940, 619430, 707920, 743316, 849504, 867202, 929145, 991088, 1061880, 1238860, 1300803, 1415840, 1486632, 1734404, 1858290, 1982176, 2123760, 2168005, 2477720, 2601606, 2973264, 3468808, 3716580, 4247520, 4336010, 4955440, 5203212, 5946528, 6504015, 6937616, 7433160, 8672020, 9910880, 10406424, 13008030, 13875232, 14866320, 17344040, 20812848, 26016060, 29732640, 34688080, 41625696, 52032120, 69376160, 104064240, 208128480]

約数ペア:

[(1, 208128480), (2, 104064240), (3, 69376160), (4, 52032120), (5, 41625696), (6, 34688080), (7, 29732640), (8, 26016060), (10, 20812848), (12, 17344040), (14, 14866320), (15, 13875232), (16, 13008030), (20, 10406424), (21, 9910880), (24, 8672020), (28, 7433160), (30, 6937616), (32, 6504015), (35, 5946528), (40, 5203212), (42, 4955440), (48, 4336010), (49, 4247520), (56, 3716580), (60, 3468808), (70, 2973264), (80, 2601606), (84, 2477720), (96, 2168005), (98, 2123760), (105, 1982176), (112, 1858290), (120, 1734404), (140, 1486632), (147, 1415840), (160, 1300803), (168, 1238860), (196, 1061880), (210, 991088), (224, 929145), (240, 867202), (245, 849504), (280, 743316), (294, 707920), (336, 619430), (392, 530940), (420, 495544), (480, 433601), (490, 424752), (560, 371658), (588, 353960), (672, 309715), (735, 283168), (784, 265470), (840, 247772), (980, 212376), (1120, 185829), (1176, 176980), (1470, 141584), (1568, 132735), (1680, 123886), (1960, 106188), (2352, 88490), (2940, 70792), (3360, 61943), (3920, 53094), (4704, 44245), (5880, 35396), (7840, 26547), (8849, 23520), (11760, 17698)]