30691840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:673

約数の個数: 80

約数和(自身を含む): 77584320

約数和(自身を除く): 46892480

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, 631, 640, 760, 1216, 1262, 1280, 1520, 2432, 2524, 2560, 3040, 3155, 4864, 5048, 6080, 6310, 9728, 10096, 11989, 12160, 12620, 20192, 23978, 24320, 25240, 40384, 47956, 48640, 50480, 59945, 80768, 95912, 100960, 119890, 161536, 191824, 201920, 239780, 323072, 383648, 403840, 479560, 767296, 807680, 959120, 1534592, 1615360, 1918240, 3069184, 3836480, 6138368, 7672960, 15345920, 30691840]

約数ペア:

[(1, 30691840), (2, 15345920), (4, 7672960), (5, 6138368), (8, 3836480), (10, 3069184), (16, 1918240), (19, 1615360), (20, 1534592), (32, 959120), (38, 807680), (40, 767296), (64, 479560), (76, 403840), (80, 383648), (95, 323072), (128, 239780), (152, 201920), (160, 191824), (190, 161536), (256, 119890), (304, 100960), (320, 95912), (380, 80768), (512, 59945), (608, 50480), (631, 48640), (640, 47956), (760, 40384), (1216, 25240), (1262, 24320), (1280, 23978), (1520, 20192), (2432, 12620), (2524, 12160), (2560, 11989), (3040, 10096), (3155, 9728), (4864, 6310), (5048, 6080)]