231462400

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 180

約数和(自身を含む): 626775732

約数和(自身を除く): 395313332

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 107, 128, 130, 160, 169, 200, 208, 214, 256, 260, 320, 325, 338, 400, 416, 428, 512, 520, 535, 640, 650, 676, 800, 832, 845, 856, 1040, 1070, 1280, 1300, 1352, 1391, 1600, 1664, 1690, 1712, 2080, 2140, 2560, 2600, 2675, 2704, 2782, 3200, 3328, 3380, 3424, 4160, 4225, 4280, 5200, 5350, 5408, 5564, 6400, 6656, 6760, 6848, 6955, 8320, 8450, 8560, 10400, 10700, 10816, 11128, 12800, 13520, 13696, 13910, 16640, 16900, 17120, 18083, 20800, 21400, 21632, 22256, 27040, 27392, 27820, 33280, 33800, 34240, 34775, 36166, 41600, 42800, 43264, 44512, 54080, 54784, 55640, 67600, 68480, 69550, 72332, 83200, 85600, 86528, 89024, 90415, 108160, 111280, 135200, 136960, 139100, 144664, 166400, 171200, 178048, 180830, 216320, 222560, 270400, 273920, 278200, 289328, 342400, 356096, 361660, 432640, 445120, 452075, 540800, 556400, 578656, 684800, 712192, 723320, 890240, 904150, 1081600, 1112800, 1157312, 1369600, 1446640, 1780480, 1808300, 2163200, 2225600, 2314624, 2893280, 3560960, 3616600, 4451200, 4629248, 5786560, 7233200, 8902400, 9258496, 11573120, 14466400, 17804800, 23146240, 28932800, 46292480, 57865600, 115731200, 231462400]

約数ペア:

[(1, 231462400), (2, 115731200), (4, 57865600), (5, 46292480), (8, 28932800), (10, 23146240), (13, 17804800), (16, 14466400), (20, 11573120), (25, 9258496), (26, 8902400), (32, 7233200), (40, 5786560), (50, 4629248), (52, 4451200), (64, 3616600), (65, 3560960), (80, 2893280), (100, 2314624), (104, 2225600), (107, 2163200), (128, 1808300), (130, 1780480), (160, 1446640), (169, 1369600), (200, 1157312), (208, 1112800), (214, 1081600), (256, 904150), (260, 890240), (320, 723320), (325, 712192), (338, 684800), (400, 578656), (416, 556400), (428, 540800), (512, 452075), (520, 445120), (535, 432640), (640, 361660), (650, 356096), (676, 342400), (800, 289328), (832, 278200), (845, 273920), (856, 270400), (1040, 222560), (1070, 216320), (1280, 180830), (1300, 178048), (1352, 171200), (1391, 166400), (1600, 144664), (1664, 139100), (1690, 136960), (1712, 135200), (2080, 111280), (2140, 108160), (2560, 90415), (2600, 89024), (2675, 86528), (2704, 85600), (2782, 83200), (3200, 72332), (3328, 69550), (3380, 68480), (3424, 67600), (4160, 55640), (4225, 54784), (4280, 54080), (5200, 44512), (5350, 43264), (5408, 42800), (5564, 41600), (6400, 36166), (6656, 34775), (6760, 34240), (6848, 33800), (6955, 33280), (8320, 27820), (8450, 27392), (8560, 27040), (10400, 22256), (10700, 21632), (10816, 21400), (11128, 20800), (12800, 18083), (13520, 17120), (13696, 16900), (13910, 16640)]