318395840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:794

約数の個数: 112

約数和(自身を含む): 871191552

約数和(自身を除く): 552795712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 307, 320, 448, 463, 560, 614, 926, 1120, 1228, 1535, 1852, 2149, 2240, 2315, 2456, 3070, 3241, 3704, 4298, 4630, 4912, 6140, 6482, 7408, 8596, 9260, 9824, 10745, 12280, 12964, 14816, 16205, 17192, 18520, 19648, 21490, 24560, 25928, 29632, 32410, 34384, 37040, 42980, 49120, 51856, 64820, 68768, 74080, 85960, 98240, 103712, 129640, 137536, 142141, 148160, 171920, 207424, 259280, 284282, 343840, 518560, 568564, 687680, 710705, 994987, 1037120, 1137128, 1421410, 1989974, 2274256, 2842820, 3979948, 4548512, 4974935, 5685640, 7959896, 9097024, 9949870, 11371280, 15919792, 19899740, 22742560, 31839584, 39799480, 45485120, 63679168, 79598960, 159197920, 318395840]

約数ペア:

[(1, 318395840), (2, 159197920), (4, 79598960), (5, 63679168), (7, 45485120), (8, 39799480), (10, 31839584), (14, 22742560), (16, 19899740), (20, 15919792), (28, 11371280), (32, 9949870), (35, 9097024), (40, 7959896), (56, 5685640), (64, 4974935), (70, 4548512), (80, 3979948), (112, 2842820), (140, 2274256), (160, 1989974), (224, 1421410), (280, 1137128), (307, 1037120), (320, 994987), (448, 710705), (463, 687680), (560, 568564), (614, 518560), (926, 343840), (1120, 284282), (1228, 259280), (1535, 207424), (1852, 171920), (2149, 148160), (2240, 142141), (2315, 137536), (2456, 129640), (3070, 103712), (3241, 98240), (3704, 85960), (4298, 74080), (4630, 68768), (4912, 64820), (6140, 51856), (6482, 49120), (7408, 42980), (8596, 37040), (9260, 34384), (9824, 32410), (10745, 29632), (12280, 25928), (12964, 24560), (14816, 21490), (16205, 19648), (17192, 18520)]