207143580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{70457}}^1$

素因数の和:70483

約数の個数: 72

約数和(自身を含む): 674705808

約数和(自身を除く): 467562228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 70457, 140914, 211371, 281828, 352285, 422742, 493199, 704570, 845484, 986398, 1056855, 1409140, 1479597, 1972796, 2113710, 2465995, 2959194, 3452393, 4227420, 4931990, 5918388, 6904786, 7397985, 9863980, 10357179, 13809572, 14795970, 17261965, 20714358, 29591940, 34523930, 41428716, 51785895, 69047860, 103571790, 207143580]

約数ペア:

[(1, 207143580), (2, 103571790), (3, 69047860), (4, 51785895), (5, 41428716), (6, 34523930), (7, 29591940), (10, 20714358), (12, 17261965), (14, 14795970), (15, 13809572), (20, 10357179), (21, 9863980), (28, 7397985), (30, 6904786), (35, 5918388), (42, 4931990), (49, 4227420), (60, 3452393), (70, 2959194), (84, 2465995), (98, 2113710), (105, 1972796), (140, 1479597), (147, 1409140), (196, 1056855), (210, 986398), (245, 845484), (294, 704570), (420, 493199), (490, 422742), (588, 352285), (735, 281828), (980, 211371), (1470, 140914), (2940, 70457)]