38047520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 109626048

約数和(自身を除く): 71578528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 211, 224, 230, 245, 280, 322, 368, 392, 422, 460, 490, 560, 644, 736, 784, 805, 844, 920, 980, 1055, 1120, 1127, 1288, 1477, 1568, 1610, 1688, 1840, 1960, 2110, 2254, 2576, 2954, 3220, 3376, 3680, 3920, 4220, 4508, 4853, 5152, 5635, 5908, 6440, 6752, 7385, 7840, 8440, 9016, 9706, 10339, 11270, 11816, 12880, 14770, 16880, 18032, 19412, 20678, 22540, 23632, 24265, 25760, 29540, 33760, 33971, 36064, 38824, 41356, 45080, 47264, 48530, 51695, 59080, 67942, 77648, 82712, 90160, 97060, 103390, 118160, 135884, 155296, 165424, 169855, 180320, 194120, 206780, 236320, 237797, 271768, 330848, 339710, 388240, 413560, 475594, 543536, 679420, 776480, 827120, 951188, 1087072, 1188985, 1358840, 1654240, 1902376, 2377970, 2717680, 3804752, 4755940, 5435360, 7609504, 9511880, 19023760, 38047520]

約数ペア:

[(1, 38047520), (2, 19023760), (4, 9511880), (5, 7609504), (7, 5435360), (8, 4755940), (10, 3804752), (14, 2717680), (16, 2377970), (20, 1902376), (23, 1654240), (28, 1358840), (32, 1188985), (35, 1087072), (40, 951188), (46, 827120), (49, 776480), (56, 679420), (70, 543536), (80, 475594), (92, 413560), (98, 388240), (112, 339710), (115, 330848), (140, 271768), (160, 237797), (161, 236320), (184, 206780), (196, 194120), (211, 180320), (224, 169855), (230, 165424), (245, 155296), (280, 135884), (322, 118160), (368, 103390), (392, 97060), (422, 90160), (460, 82712), (490, 77648), (560, 67942), (644, 59080), (736, 51695), (784, 48530), (805, 47264), (844, 45080), (920, 41356), (980, 38824), (1055, 36064), (1120, 33971), (1127, 33760), (1288, 29540), (1477, 25760), (1568, 24265), (1610, 23632), (1688, 22540), (1840, 20678), (1960, 19412), (2110, 18032), (2254, 16880), (2576, 14770), (2954, 12880), (3220, 11816), (3376, 11270), (3680, 10339), (3920, 9706), (4220, 9016), (4508, 8440), (4853, 7840), (5152, 7385), (5635, 6752), (5908, 6440)]