348514880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1172

約数の個数: 112

約数和(自身を含む): 955462656

約数和(自身を除く): 606947776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 224, 280, 314, 320, 448, 560, 628, 785, 991, 1099, 1120, 1256, 1570, 1982, 2198, 2240, 2512, 3140, 3964, 4396, 4955, 5024, 5495, 6280, 6937, 7928, 8792, 9910, 10048, 10990, 12560, 13874, 15856, 17584, 19820, 21980, 25120, 27748, 31712, 34685, 35168, 39640, 43960, 50240, 55496, 63424, 69370, 70336, 79280, 87920, 110992, 138740, 155587, 158560, 175840, 221984, 277480, 311174, 317120, 351680, 443968, 554960, 622348, 777935, 1089109, 1109920, 1244696, 1555870, 2178218, 2219840, 2489392, 3111740, 4356436, 4978784, 5445545, 6223480, 8712872, 9957568, 10891090, 12446960, 17425744, 21782180, 24893920, 34851488, 43564360, 49787840, 69702976, 87128720, 174257440, 348514880]

約数ペア:

[(1, 348514880), (2, 174257440), (4, 87128720), (5, 69702976), (7, 49787840), (8, 43564360), (10, 34851488), (14, 24893920), (16, 21782180), (20, 17425744), (28, 12446960), (32, 10891090), (35, 9957568), (40, 8712872), (56, 6223480), (64, 5445545), (70, 4978784), (80, 4356436), (112, 3111740), (140, 2489392), (157, 2219840), (160, 2178218), (224, 1555870), (280, 1244696), (314, 1109920), (320, 1089109), (448, 777935), (560, 622348), (628, 554960), (785, 443968), (991, 351680), (1099, 317120), (1120, 311174), (1256, 277480), (1570, 221984), (1982, 175840), (2198, 158560), (2240, 155587), (2512, 138740), (3140, 110992), (3964, 87920), (4396, 79280), (4955, 70336), (5024, 69370), (5495, 63424), (6280, 55496), (6937, 50240), (7928, 43960), (8792, 39640), (9910, 35168), (10048, 34685), (10990, 31712), (12560, 27748), (13874, 25120), (15856, 21980), (17584, 19820)]