208260045

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1704

約数の個数: 96

約数和(自身を含む): 453628800

約数和(自身を除く): 245368755

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 49, 57, 63, 95, 105, 133, 135, 147, 171, 189, 245, 285, 315, 399, 441, 513, 665, 735, 855, 931, 945, 1197, 1323, 1657, 1995, 2205, 2565, 2793, 3591, 4655, 4971, 5985, 6615, 8285, 8379, 11599, 13965, 14913, 17955, 24855, 25137, 31483, 34797, 41895, 44739, 57995, 74565, 81193, 94449, 104391, 125685, 157415, 173985, 220381, 223695, 243579, 283347, 313173, 405965, 472245, 521955, 661143, 730737, 850041, 1101905, 1217895, 1416735, 1542667, 1565865, 1983429, 2192211, 3305715, 3653685, 4250205, 4628001, 5950287, 7713335, 9917145, 10961055, 13884003, 23140005, 29751435, 41652009, 69420015, 208260045]

約数ペア:

[(1, 208260045), (3, 69420015), (5, 41652009), (7, 29751435), (9, 23140005), (15, 13884003), (19, 10961055), (21, 9917145), (27, 7713335), (35, 5950287), (45, 4628001), (49, 4250205), (57, 3653685), (63, 3305715), (95, 2192211), (105, 1983429), (133, 1565865), (135, 1542667), (147, 1416735), (171, 1217895), (189, 1101905), (245, 850041), (285, 730737), (315, 661143), (399, 521955), (441, 472245), (513, 405965), (665, 313173), (735, 283347), (855, 243579), (931, 223695), (945, 220381), (1197, 173985), (1323, 157415), (1657, 125685), (1995, 104391), (2205, 94449), (2565, 81193), (2793, 74565), (3591, 57995), (4655, 44739), (4971, 41895), (5985, 34797), (6615, 31483), (8285, 25137), (8379, 24855), (11599, 17955), (13965, 14913)]