256050900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:543

約数の個数: 216

約数和(自身を含む): 928898880

約数和(自身を除く): 672847980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 97, 100, 105, 126, 140, 150, 175, 180, 194, 210, 225, 252, 291, 300, 315, 350, 388, 419, 420, 450, 485, 525, 582, 630, 679, 700, 838, 873, 900, 970, 1050, 1164, 1257, 1260, 1358, 1455, 1575, 1676, 1746, 1940, 2037, 2095, 2100, 2425, 2514, 2716, 2910, 2933, 3150, 3395, 3492, 3771, 4074, 4190, 4365, 4850, 5028, 5820, 5866, 6111, 6285, 6300, 6790, 7275, 7542, 8148, 8380, 8730, 8799, 9700, 10185, 10475, 11732, 12222, 12570, 13580, 14550, 14665, 15084, 16975, 17460, 17598, 18855, 20370, 20950, 21825, 24444, 25140, 26397, 29100, 29330, 30555, 31425, 33950, 35196, 37710, 40643, 40740, 41900, 43650, 43995, 50925, 52794, 58660, 61110, 62850, 67900, 73325, 75420, 81286, 87300, 87990, 94275, 101850, 105588, 121929, 122220, 125700, 131985, 146650, 152775, 162572, 175980, 188550, 203215, 203700, 219975, 243858, 263970, 284501, 293300, 305550, 365787, 377100, 406430, 439950, 487716, 527940, 569002, 609645, 611100, 659925, 731574, 812860, 853503, 879900, 1016075, 1138004, 1219290, 1319850, 1422505, 1463148, 1707006, 1828935, 2032150, 2438580, 2560509, 2639700, 2845010, 3048225, 3414012, 3657870, 4064300, 4267515, 5121018, 5690020, 6096450, 7112525, 7315740, 8535030, 9144675, 10242036, 12192900, 12802545, 14225050, 17070060, 18289350, 21337575, 25605090, 28450100, 36578700, 42675150, 51210180, 64012725, 85350300, 128025450, 256050900]

約数ペア:

[(1, 256050900), (2, 128025450), (3, 85350300), (4, 64012725), (5, 51210180), (6, 42675150), (7, 36578700), (9, 28450100), (10, 25605090), (12, 21337575), (14, 18289350), (15, 17070060), (18, 14225050), (20, 12802545), (21, 12192900), (25, 10242036), (28, 9144675), (30, 8535030), (35, 7315740), (36, 7112525), (42, 6096450), (45, 5690020), (50, 5121018), (60, 4267515), (63, 4064300), (70, 3657870), (75, 3414012), (84, 3048225), (90, 2845010), (97, 2639700), (100, 2560509), (105, 2438580), (126, 2032150), (140, 1828935), (150, 1707006), (175, 1463148), (180, 1422505), (194, 1319850), (210, 1219290), (225, 1138004), (252, 1016075), (291, 879900), (300, 853503), (315, 812860), (350, 731574), (388, 659925), (419, 611100), (420, 609645), (450, 569002), (485, 527940), (525, 487716), (582, 439950), (630, 406430), (679, 377100), (700, 365787), (838, 305550), (873, 293300), (900, 284501), (970, 263970), (1050, 243858), (1164, 219975), (1257, 203700), (1260, 203215), (1358, 188550), (1455, 175980), (1575, 162572), (1676, 152775), (1746, 146650), (1940, 131985), (2037, 125700), (2095, 122220), (2100, 121929), (2425, 105588), (2514, 101850), (2716, 94275), (2910, 87990), (2933, 87300), (3150, 81286), (3395, 75420), (3492, 73325), (3771, 67900), (4074, 62850), (4190, 61110), (4365, 58660), (4850, 52794), (5028, 50925), (5820, 43995), (5866, 43650), (6111, 41900), (6285, 40740), (6300, 40643), (6790, 37710), (7275, 35196), (7542, 33950), (8148, 31425), (8380, 30555), (8730, 29330), (8799, 29100), (9700, 26397), (10185, 25140), (10475, 24444), (11732, 21825), (12222, 20950), (12570, 20370), (13580, 18855), (14550, 17598), (14665, 17460), (15084, 16975)]