218974672875

素因数分解:

$3^1\times 5^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{54917}}^1$

素因数の和:54987

約数の個数: 128

約数和(自身を含む): 438641049600

約数和(自身を除く): 219666376725

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 49, 75, 93, 105, 125, 147, 155, 175, 217, 245, 343, 375, 465, 525, 651, 735, 775, 875, 1029, 1085, 1225, 1519, 1715, 2325, 2625, 3255, 3675, 3875, 4557, 5145, 5425, 6125, 7595, 8575, 10633, 11625, 16275, 18375, 22785, 25725, 27125, 31899, 37975, 42875, 53165, 54917, 81375, 113925, 128625, 159495, 164751, 189875, 265825, 274585, 384419, 569625, 797475, 823755, 1153257, 1329125, 1372925, 1702427, 1922095, 2690933, 3987375, 4118775, 5107281, 5766285, 6864625, 8072799, 8512135, 9610475, 11916989, 13454665, 18836531, 20593875, 25536405, 28831425, 35750967, 40363995, 42560675, 48052375, 56509593, 59584945, 67273325, 83418923, 94182655, 127682025, 144157125, 178754835, 201819975, 212803375, 250256769, 282547965, 297924725, 336366625, 417094615, 470913275, 583932461, 638410125, 893774175, 1009099875, 1251283845, 1412739825, 1489623625, 1751797383, 2085473075, 2354566375, 2919662305, 4468870875, 6256419225, 7063699125, 8758986915, 10427365375, 14598311525, 31282096125, 43794934575, 72991557625, 218974672875]

約数ペア:

[(1, 218974672875), (3, 72991557625), (5, 43794934575), (7, 31282096125), (15, 14598311525), (21, 10427365375), (25, 8758986915), (31, 7063699125), (35, 6256419225), (49, 4468870875), (75, 2919662305), (93, 2354566375), (105, 2085473075), (125, 1751797383), (147, 1489623625), (155, 1412739825), (175, 1251283845), (217, 1009099875), (245, 893774175), (343, 638410125), (375, 583932461), (465, 470913275), (525, 417094615), (651, 336366625), (735, 297924725), (775, 282547965), (875, 250256769), (1029, 212803375), (1085, 201819975), (1225, 178754835), (1519, 144157125), (1715, 127682025), (2325, 94182655), (2625, 83418923), (3255, 67273325), (3675, 59584945), (3875, 56509593), (4557, 48052375), (5145, 42560675), (5425, 40363995), (6125, 35750967), (7595, 28831425), (8575, 25536405), (10633, 20593875), (11625, 18836531), (16275, 13454665), (18375, 11916989), (22785, 9610475), (25725, 8512135), (27125, 8072799), (31899, 6864625), (37975, 5766285), (42875, 5107281), (53165, 4118775), (54917, 3987375), (81375, 2690933), (113925, 1922095), (128625, 1702427), (159495, 1372925), (164751, 1329125), (189875, 1153257), (265825, 823755), (274585, 797475), (384419, 569625)]