28637760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1297}}^1$

素因数の和:1340

約数の個数: 112

約数和(自身を含む): 94951296

約数和(自身を除く): 66313536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 1104, 1297, 1380, 1472, 1840, 2208, 2594, 2760, 3680, 3891, 4416, 5188, 5520, 6485, 7360, 7782, 10376, 11040, 12970, 15564, 19455, 20752, 22080, 25940, 29831, 31128, 38910, 41504, 51880, 59662, 62256, 77820, 83008, 89493, 103760, 119324, 124512, 149155, 155640, 178986, 207520, 238648, 249024, 298310, 311280, 357972, 415040, 447465, 477296, 596620, 622560, 715944, 894930, 954592, 1193240, 1245120, 1431888, 1789860, 1909184, 2386480, 2863776, 3579720, 4772960, 5727552, 7159440, 9545920, 14318880, 28637760]

約数ペア:

[(1, 28637760), (2, 14318880), (3, 9545920), (4, 7159440), (5, 5727552), (6, 4772960), (8, 3579720), (10, 2863776), (12, 2386480), (15, 1909184), (16, 1789860), (20, 1431888), (23, 1245120), (24, 1193240), (30, 954592), (32, 894930), (40, 715944), (46, 622560), (48, 596620), (60, 477296), (64, 447465), (69, 415040), (80, 357972), (92, 311280), (96, 298310), (115, 249024), (120, 238648), (138, 207520), (160, 178986), (184, 155640), (192, 149155), (230, 124512), (240, 119324), (276, 103760), (320, 89493), (345, 83008), (368, 77820), (460, 62256), (480, 59662), (552, 51880), (690, 41504), (736, 38910), (920, 31128), (960, 29831), (1104, 25940), (1297, 22080), (1380, 20752), (1472, 19455), (1840, 15564), (2208, 12970), (2594, 11040), (2760, 10376), (3680, 7782), (3891, 7360), (4416, 6485), (5188, 5520)]