200021745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 431972352

約数和(自身を除く): 231950607

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 61, 77, 85, 105, 119, 165, 167, 183, 187, 231, 255, 305, 357, 385, 427, 501, 561, 595, 671, 835, 915, 935, 1037, 1155, 1169, 1281, 1309, 1785, 1837, 2013, 2135, 2505, 2805, 2839, 3111, 3355, 3507, 3927, 4697, 5185, 5511, 5845, 6405, 6545, 7259, 8517, 9185, 10065, 10187, 11407, 12859, 14091, 14195, 15555, 17535, 19635, 19873, 21777, 23485, 27555, 30561, 31229, 34221, 36295, 38577, 42585, 50935, 57035, 59619, 64295, 70455, 71309, 79849, 93687, 99365, 108885, 112057, 152805, 156145, 171105, 173179, 192885, 213927, 218603, 239547, 298095, 336171, 356545, 399245, 468435, 519537, 560285, 655809, 784399, 865895, 1069635, 1093015, 1197735, 1212253, 1680855, 1904969, 2353197, 2597685, 3279045, 3636759, 3921995, 5714907, 6061265, 9524845, 11765985, 13334783, 18183795, 28574535, 40004349, 66673915, 200021745]

約数ペア:

[(1, 200021745), (3, 66673915), (5, 40004349), (7, 28574535), (11, 18183795), (15, 13334783), (17, 11765985), (21, 9524845), (33, 6061265), (35, 5714907), (51, 3921995), (55, 3636759), (61, 3279045), (77, 2597685), (85, 2353197), (105, 1904969), (119, 1680855), (165, 1212253), (167, 1197735), (183, 1093015), (187, 1069635), (231, 865895), (255, 784399), (305, 655809), (357, 560285), (385, 519537), (427, 468435), (501, 399245), (561, 356545), (595, 336171), (671, 298095), (835, 239547), (915, 218603), (935, 213927), (1037, 192885), (1155, 173179), (1169, 171105), (1281, 156145), (1309, 152805), (1785, 112057), (1837, 108885), (2013, 99365), (2135, 93687), (2505, 79849), (2805, 71309), (2839, 70455), (3111, 64295), (3355, 59619), (3507, 57035), (3927, 50935), (4697, 42585), (5185, 38577), (5511, 36295), (5845, 34221), (6405, 31229), (6545, 30561), (7259, 27555), (8517, 23485), (9185, 21777), (10065, 19873), (10187, 19635), (11407, 17535), (12859, 15555), (14091, 14195)]