253785280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 224

約数和(自身を含む): 746150400

約数和(自身を除く): 492365120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 67, 70, 76, 80, 89, 95, 112, 133, 134, 140, 152, 160, 178, 190, 224, 266, 268, 280, 304, 320, 335, 356, 380, 445, 448, 469, 532, 536, 560, 608, 623, 665, 670, 712, 760, 890, 938, 1064, 1072, 1120, 1216, 1246, 1273, 1330, 1340, 1424, 1520, 1691, 1780, 1876, 2128, 2144, 2240, 2345, 2492, 2546, 2660, 2680, 2848, 3040, 3115, 3382, 3560, 3752, 4256, 4288, 4690, 4984, 5092, 5320, 5360, 5696, 5963, 6080, 6230, 6365, 6764, 7120, 7504, 8455, 8512, 8911, 9380, 9968, 10184, 10640, 10720, 11837, 11926, 12460, 12730, 13528, 14240, 15008, 16910, 17822, 18760, 19936, 20368, 21280, 21440, 23674, 23852, 24920, 25460, 27056, 28480, 29815, 30016, 33820, 35644, 37520, 39872, 40736, 41741, 42560, 44555, 47348, 47704, 49840, 50920, 54112, 59185, 59630, 67640, 71288, 75040, 81472, 83482, 89110, 94696, 95408, 99680, 101840, 108224, 113297, 118370, 119260, 135280, 142576, 150080, 166964, 178220, 189392, 190816, 199360, 203680, 208705, 226594, 236740, 238520, 270560, 285152, 333928, 356440, 378784, 381632, 407360, 417410, 453188, 473480, 477040, 541120, 566485, 570304, 667856, 712880, 757568, 793079, 834820, 906376, 946960, 954080, 1132970, 1335712, 1425760, 1586158, 1669640, 1812752, 1893920, 1908160, 2265940, 2671424, 2851520, 3172316, 3339280, 3625504, 3787840, 3965395, 4531880, 6344632, 6678560, 7251008, 7930790, 9063760, 12689264, 13357120, 15861580, 18127520, 25378528, 31723160, 36255040, 50757056, 63446320, 126892640, 253785280]

約数ペア:

[(1, 253785280), (2, 126892640), (4, 63446320), (5, 50757056), (7, 36255040), (8, 31723160), (10, 25378528), (14, 18127520), (16, 15861580), (19, 13357120), (20, 12689264), (28, 9063760), (32, 7930790), (35, 7251008), (38, 6678560), (40, 6344632), (56, 4531880), (64, 3965395), (67, 3787840), (70, 3625504), (76, 3339280), (80, 3172316), (89, 2851520), (95, 2671424), (112, 2265940), (133, 1908160), (134, 1893920), (140, 1812752), (152, 1669640), (160, 1586158), (178, 1425760), (190, 1335712), (224, 1132970), (266, 954080), (268, 946960), (280, 906376), (304, 834820), (320, 793079), (335, 757568), (356, 712880), (380, 667856), (445, 570304), (448, 566485), (469, 541120), (532, 477040), (536, 473480), (560, 453188), (608, 417410), (623, 407360), (665, 381632), (670, 378784), (712, 356440), (760, 333928), (890, 285152), (938, 270560), (1064, 238520), (1072, 236740), (1120, 226594), (1216, 208705), (1246, 203680), (1273, 199360), (1330, 190816), (1340, 189392), (1424, 178220), (1520, 166964), (1691, 150080), (1780, 142576), (1876, 135280), (2128, 119260), (2144, 118370), (2240, 113297), (2345, 108224), (2492, 101840), (2546, 99680), (2660, 95408), (2680, 94696), (2848, 89110), (3040, 83482), (3115, 81472), (3382, 75040), (3560, 71288), (3752, 67640), (4256, 59630), (4288, 59185), (4690, 54112), (4984, 50920), (5092, 49840), (5320, 47704), (5360, 47348), (5696, 44555), (5963, 42560), (6080, 41741), (6230, 40736), (6365, 39872), (6764, 37520), (7120, 35644), (7504, 33820), (8455, 30016), (8512, 29815), (8911, 28480), (9380, 27056), (9968, 25460), (10184, 24920), (10640, 23852), (10720, 23674), (11837, 21440), (11926, 21280), (12460, 20368), (12730, 19936), (13528, 18760), (14240, 17822), (15008, 16910)]