1239575680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1021}}^1$

素因数の和:1318

約数の個数: 128

約数和(自身を含む): 3402524160

約数和(自身を除く): 2162948480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 271, 280, 320, 448, 542, 560, 640, 896, 1021, 1084, 1120, 1355, 1897, 2042, 2168, 2240, 2710, 3794, 4084, 4336, 4480, 5105, 5420, 7147, 7588, 8168, 8672, 9485, 10210, 10840, 14294, 15176, 16336, 17344, 18970, 20420, 21680, 28588, 30352, 32672, 34688, 35735, 37940, 40840, 43360, 57176, 60704, 65344, 71470, 75880, 81680, 86720, 114352, 121408, 130688, 142940, 151760, 163360, 173440, 228704, 242816, 276691, 285880, 303520, 326720, 457408, 553382, 571760, 607040, 653440, 914816, 1106764, 1143520, 1214080, 1383455, 1936837, 2213528, 2287040, 2766910, 3873674, 4427056, 4574080, 5533820, 7747348, 8854112, 9684185, 11067640, 15494696, 17708224, 19368370, 22135280, 30989392, 35416448, 38736740, 44270560, 61978784, 77473480, 88541120, 123957568, 154946960, 177082240, 247915136, 309893920, 619787840, 1239575680]

約数ペア:

[(1, 1239575680), (2, 619787840), (4, 309893920), (5, 247915136), (7, 177082240), (8, 154946960), (10, 123957568), (14, 88541120), (16, 77473480), (20, 61978784), (28, 44270560), (32, 38736740), (35, 35416448), (40, 30989392), (56, 22135280), (64, 19368370), (70, 17708224), (80, 15494696), (112, 11067640), (128, 9684185), (140, 8854112), (160, 7747348), (224, 5533820), (271, 4574080), (280, 4427056), (320, 3873674), (448, 2766910), (542, 2287040), (560, 2213528), (640, 1936837), (896, 1383455), (1021, 1214080), (1084, 1143520), (1120, 1106764), (1355, 914816), (1897, 653440), (2042, 607040), (2168, 571760), (2240, 553382), (2710, 457408), (3794, 326720), (4084, 303520), (4336, 285880), (4480, 276691), (5105, 242816), (5420, 228704), (7147, 173440), (7588, 163360), (8168, 151760), (8672, 142940), (9485, 130688), (10210, 121408), (10840, 114352), (14294, 86720), (15176, 81680), (16336, 75880), (17344, 71470), (18970, 65344), (20420, 60704), (21680, 57176), (28588, 43360), (30352, 40840), (32672, 37940), (34688, 35735)]