218261680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4323

約数の個数: 120

約数和(自身を含む): 635865552

約数和(自身を除く): 417603872

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4283, 5096, 6370, 7280, 8566, 10192, 12740, 17132, 21415, 25480, 29981, 34264, 42830, 50960, 55679, 59962, 68528, 85660, 111358, 119924, 149905, 171320, 209867, 222716, 239848, 278395, 299810, 342640, 389753, 419734, 445432, 479696, 556790, 599620, 779506, 839468, 890864, 1049335, 1113580, 1199240, 1559012, 1678936, 1948765, 2098670, 2227160, 2398480, 2728271, 3118024, 3357872, 3897530, 4197340, 4454320, 5456542, 6236048, 7795060, 8394680, 10913084, 13641355, 15590120, 16789360, 21826168, 27282710, 31180240, 43652336, 54565420, 109130840, 218261680]

約数ペア:

[(1, 218261680), (2, 109130840), (4, 54565420), (5, 43652336), (7, 31180240), (8, 27282710), (10, 21826168), (13, 16789360), (14, 15590120), (16, 13641355), (20, 10913084), (26, 8394680), (28, 7795060), (35, 6236048), (40, 5456542), (49, 4454320), (52, 4197340), (56, 3897530), (65, 3357872), (70, 3118024), (80, 2728271), (91, 2398480), (98, 2227160), (104, 2098670), (112, 1948765), (130, 1678936), (140, 1559012), (182, 1199240), (196, 1113580), (208, 1049335), (245, 890864), (260, 839468), (280, 779506), (364, 599620), (392, 556790), (455, 479696), (490, 445432), (520, 419734), (560, 389753), (637, 342640), (728, 299810), (784, 278395), (910, 239848), (980, 222716), (1040, 209867), (1274, 171320), (1456, 149905), (1820, 119924), (1960, 111358), (2548, 85660), (3185, 68528), (3640, 59962), (3920, 55679), (4283, 50960), (5096, 42830), (6370, 34264), (7280, 29981), (8566, 25480), (10192, 21415), (12740, 17132)]