312657920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1653

約数の個数: 96

約数和(自身を含む): 790171200

約数和(自身を除く): 477513280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 1607, 2048, 2432, 2560, 3040, 3214, 4864, 5120, 6080, 6428, 8035, 9728, 10240, 12160, 12856, 16070, 19456, 24320, 25712, 30533, 32140, 38912, 48640, 51424, 61066, 64280, 97280, 102848, 122132, 128560, 152665, 194560, 205696, 244264, 257120, 305330, 411392, 488528, 514240, 610660, 822784, 977056, 1028480, 1221320, 1645568, 1954112, 2056960, 2442640, 3291136, 3908224, 4113920, 4885280, 7816448, 8227840, 9770560, 15632896, 16455680, 19541120, 31265792, 39082240, 62531584, 78164480, 156328960, 312657920]

約数ペア:

[(1, 312657920), (2, 156328960), (4, 78164480), (5, 62531584), (8, 39082240), (10, 31265792), (16, 19541120), (19, 16455680), (20, 15632896), (32, 9770560), (38, 8227840), (40, 7816448), (64, 4885280), (76, 4113920), (80, 3908224), (95, 3291136), (128, 2442640), (152, 2056960), (160, 1954112), (190, 1645568), (256, 1221320), (304, 1028480), (320, 977056), (380, 822784), (512, 610660), (608, 514240), (640, 488528), (760, 411392), (1024, 305330), (1216, 257120), (1280, 244264), (1520, 205696), (1607, 194560), (2048, 152665), (2432, 128560), (2560, 122132), (3040, 102848), (3214, 97280), (4864, 64280), (5120, 61066), (6080, 51424), (6428, 48640), (8035, 38912), (9728, 32140), (10240, 30533), (12160, 25712), (12856, 24320), (16070, 19456)]