128229920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8807}}^1$

素因数の和:8842

約数の個数: 96

約数和(自身を含む): 372895488

約数和(自身を除く): 244665568

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 8807, 14560, 17614, 35228, 44035, 61649, 70456, 88070, 114491, 123298, 140912, 176140, 228982, 246596, 281824, 308245, 352280, 457964, 493192, 572455, 616490, 704560, 801437, 915928, 986384, 1144910, 1232980, 1409120, 1602874, 1831856, 1972768, 2289820, 2465960, 3205748, 3663712, 4007185, 4579640, 4931920, 6411496, 8014370, 9159280, 9863840, 12822992, 16028740, 18318560, 25645984, 32057480, 64114960, 128229920]

約数ペア:

[(1, 128229920), (2, 64114960), (4, 32057480), (5, 25645984), (7, 18318560), (8, 16028740), (10, 12822992), (13, 9863840), (14, 9159280), (16, 8014370), (20, 6411496), (26, 4931920), (28, 4579640), (32, 4007185), (35, 3663712), (40, 3205748), (52, 2465960), (56, 2289820), (65, 1972768), (70, 1831856), (80, 1602874), (91, 1409120), (104, 1232980), (112, 1144910), (130, 986384), (140, 915928), (160, 801437), (182, 704560), (208, 616490), (224, 572455), (260, 493192), (280, 457964), (364, 352280), (416, 308245), (455, 281824), (520, 246596), (560, 228982), (728, 176140), (910, 140912), (1040, 123298), (1120, 114491), (1456, 88070), (1820, 70456), (2080, 61649), (2912, 44035), (3640, 35228), (7280, 17614), (8807, 14560)]